Quiz Questions

ITI Quiz - 10-Jun-2026 08:58 AM (ITISKILL2805ZO)

Q-Paper A-Paper
Question 1 1 Marks
What is the purpose of reamer?
A
drilling holes in thin sheets
B
drilling deep holes
C
removing burrs
D
enlarging and finishing holes
Question 2 1 Marks
Which engine has fuel injection pump?
A
Petrol engine
B
Diesel engine
C
CRDI engine
D
MPFI engine
Question 3 1 Marks
How many national automotive testing and R&D infrastructure projects (NATRIP) are established in India?
A
4
B
5
C
6
D
7
Question 4 1 Marks
Which law state that 'The current is directly proportional to the voltage and inversely proportional to the resistance'?
A
Ohm's Law
B
Hook's Law
C
Boyle's Law
D
Newton's Law
Question 5 1 Marks
How many fuel chamber's are in HEUI?
A
One
B
Two
C
Three
D
Four
Question 6 1 Marks
What type of resistor is used in the vehicle
flasher unit?
A
Ballast resistor
B
Film resistor
C
Printed resistor
D
Integrated resistor
Question 7 1 Marks
What is the purpose of the fly wheel timing mark?
A
To coincide the gears
B
To set the engine timing
C
To set the F.I.P timing
D
To set the valve clearance
Question 8 1 Marks
Which is used for marking and setting of work?
A
Surface plate
B
Marking table
C
V- Block
D
Bench vice
Question 9 1 Marks
What type of emf is proceduced if the conductor moved and cut the magnetic fied?
A
Dynamically induced emf
B
Statistically induced emf
C
Electro-chemical induced emf
D
Electro-magnetic induced emf
Question 10 1 Marks
Which part connects the petrol engine
inlet manifold?
A
Air filter
B
Injector
C
Carburetor
D
Fuel pump
Question 11 1 Marks
What is the cause of erratic running of engine?
A
Defective radiator pressure cap
B
Water present in the fuel
C
Low compression pressure
D
Clogged air cleaner
Question 12 1 Marks
Which screw driver is used in blind space?
A
Ratchet screw driver
B
Offset screw driver
C
Philips screw driver
D
Stumpy screw driver
Question 13 1 Marks
Which is the engine called as constant volume cycle?
A
S.I engine
B
C.I engine
C
Turbine engine
D
Steam engine
Question 14 1 Marks
Which type of the tap wrench prevent
damage to the taps?
A
Pipe wrench
B
Tension wrench
C
Solid wrench
D
Torque wrench
Question 15 1 Marks
Which is the operation cycle of turbine?
A
Auto cycle
B
Diesel cycle
C
Adiabatic cycle
D
Brayton cycle
Question 16 1 Marks
Which type of pump used in the hydraulic jack?
A
Gear pump
B
Plunger pump
C
Vane pump
D
Internal gear pump
Question 17 1 Marks
Which electronic component is used as a
solid state switch?
A
Inductor
B
Resistor
C
Capacitor
D
Transistor
Question 18 1 Marks
Which is the proposed date of implementation of bharat stage - 5 in entire country?
A
1.4.2018
B
1.4.2019
C
1.4.2020
D
1.4.2025
Question 19 1 Marks
Which oil is used in cooling system?
A
Lubricant oil
B
Mineral oil
C
Coolant oil
D
Hydraulic oil
Question 20 1 Marks
What is the reason for twist drill does not
cut?
A
Clearance angle is too small
B
Clearance angle is too high
C
Rake angle is too small
D
Rake angle is too high
Question 21 1 Marks
Which part of drill forms a cutting edge?
A
Land
B
Point
C
Flute
D
Body
Question 22 1 Marks
Which type of gloves used to avoid cuts and abrasion during material handling?
A
Rubber gloves
B
Leather gloves
C
Cotton gloves
D
Polythene thin gloves
Question 23 1 Marks
Which valve regulate the flow rate in hydraulic system?
A
By pass
B
Delivery
C
Non return
D
Pressure relief
Question 24 1 Marks
What is ABC in first aid?
A
Army, Branch, Calculate
B
Aviation, Breathing, Cumin
C
Away, Breathing, Calculation
D
Airway, Breathing, Circulation
Question 25 1 Marks
Which part helps to increase the water boiling point in water cooling system?
A
Radiator core tubes
B
Radiator fins
C
Radiator hose
D
Radiator cap
Question 26 1 Marks
What is heat?
A
Torque
B
Force
C
Energy
D
Velocity
Question 27 1 Marks
How much pressure develop the CRDI- diesel engine pump?
A
100 - 200 bar
B
200 - 600 bar
C
600 - 1000 bar
D
1000 - 1600 bar
Question 28 1 Marks
How the CRDI injectors pressure control valve operated?
A
Mechanically
B
Electronically
C
Manually
D
Hydraulic
Question 29 1 Marks
Which type of brake used in heavy vehicle parking?
A
Hydraulic
B
Mechanical
C
Electrical brake
D
Pneumatic brake
Question 30 1 Marks
Which control the voltage in alternator current?
A
Battery +ve terminal
B
Stator assembly
C
Rotor assembly
D
Regulator
Question 31 1 Marks
When it is required to coincide the mark with timing gears?
A
During assembling water pump
B
During assembling oil pump
C
During assembling cam shaft
D
During assembling radiator
Question 32 1 Marks
Which type of socket spanner can be turned to an angle?
A
Socket spanner
B
Deep socket spanner
C
Spark plug socket spanner
D
Swivel socket spanner
Question 33 1 Marks
What is the major constituents of blow by gas?
A
Hydro carbon
B
CO<sub>2</sub>
C
CO
D
NO<sub>X</sub>
Question 34 1 Marks
Which device produce the AC current in a
vehicle?
A
Dynamo
B
Alternator
C
Starting motor
D
Ignition coil
Question 35 1 Marks
What is the direction of driven gear in an external gear pump?
A
Same direction
B
Inclined direction
C
Opposite direction
D
Perpendicular direction
Question 36 1 Marks
Which is highly flammable liquid?
A
LPG
B
Water
C
Diesel
D
Crude oil
Question 37 1 Marks
What will be the probable reason of low oil pressure?
A
Wornout camshaft, crank shaft bearings
B
Defective injector
C
More crankshaft end play
D
Carbon deposit on piston head
Question 38 1 Marks
What is the result of more carbon deposit on the piston head?
A
Engine over heating
B
High fuel consumption
C
Low power generation
D
Engine noise
Question 39 1 Marks
What is the volume of the space above the piston at TDC?
A
Swept volume
B
Clearance volume
C
Total volume
D
Displace volume
Question 40 1 Marks
Where is the pressure discharge valve is fitted in CRDI fuel system?
A
Common rail
B
Fuel pump
C
Injectors
D
Fuel filter
Question 41 1 Marks
Which device converts hydraulic energy into mechanical energy?
A
Actuator
B
Regulator
C
Compressor
D
Control Valve
Question 42 1 Marks
What is the mechanical efficiency of an
engine?
A
(BHP/IHP)x100
B
(BHP/FHP)x100
C
(IHP/BHP)x100
D
(FHP/BHP)x100
Question 43 1 Marks
Which type of fuel contains more carbon monoxide?
A
Solid fuel
B
Burnt fuel
C
Liquid fuel
D
Unburnt fuel
Question 44 1 Marks
What is the effect on engine performance if the low viscosity grade oil used?
A
High fuel consumption
B
Less oil consumption
C
Excessive oil consumption
D
Engine will be over heated
Question 45 1 Marks
Which form required for registration certificate?
A
Form 1A
B
Form 29
C
Form 26
D
Form C.F.R.A
Question 46 1 Marks
Which is the most preferred use of roller bearings?
A
Gear boxes
B
Fly wheel
C
Differential
D
Connecting rods
Question 47 1 Marks
Which types of cooling system the rate of cooling is very low?
A
Thermo siphon system
B
Air cooling system
C
Forced feed system
D
Pump circulation system
Question 48 1 Marks
How many switching position in 4/2 directional control valve?
A
Four
B
Two
C
One
D
Three
Question 49 1 Marks
Where is connected the EVAP canister outlet?
A
Intet manifold
B
Exhaust manifold
C
Catalyst converter
D
Fuel tank
Question 50 1 Marks
Which ministry of India regulate the motor vehicle activity?
A
Minister of finance
B
Minister of defence
C
Minister of rural and development
D
Minister of road transport and highways
Question 51 1 Marks
Which is related to pneumatic system?
A
Steam
B
Electric
C
Compressed air
D
Pressurized water
Question 52 1 Marks
Which taper used in the drilling machine?
A
Pin taper
B
Brown and sharp taper
C
Metric taper
D
Moarse taper
Question 53 1 Marks
When the valve clearance to be adjusted?
A
Fully closed
B
Partially closed
C
Fully opened
D
Just opened
Question 54 1 Marks
Which oil is harmful to the environment?
A
Engine oil
B
Hydraulic oil
C
Hydraulic oil
D
Used engine oil
Question 55 1 Marks
Which instrument is used to measure the electrical resistance?
A
Ammeter
B
Voltmeter
C
Ohmmeter
D
Wattmeter
Question 56 1 Marks
What is the stationary part of an
alternator?
A
Stator
B
Rotor
C
Slip rings
D
Pulley
Question 57 1 Marks
Which type of the circuit has an infinite resistance?
A
Open circuit
B
Short circuit
C
Series closed circuit
D
Parallel closed circuit
Question 58 1 Marks
How much maximum fuel pressure developed in fuel injection pump?
A
100 to 200 Kgf/cm<sup>2</sup>
B
200 to 300 Kgf/cm<sup>2</sup>
C
300 to 400 Kgf/cm<sup>2</sup>
D
400 to 700 Kgf/cm<sup>2</sup>
Question 59 1 Marks
Which tool is used to check the cylinder head warpage with feeler gauge?
A
Try square
B
Straight edge
C
Steel rule
D
Steel tape
Question 60 1 Marks
Which type of material toxic may cause for lung cancer?
A
Fiber
B
Wood
C
Graphite
D
Asbestos
Question 61 1 Marks
Which device have the ability to store electrical charge?
A
Capacitor
B
Resistor
C
Insulator
D
Conductor
Question 62 1 Marks
What is the purpose of the radiator in the cooling system?
A
Cool the hot air
B
Cool the hot oil
C
Cool the hot water
D
Cool the water pump
Question 63 1 Marks
Which winding have thin wire in solenoid switch?
A
Field winding
B
Hold-in winding
C
Armature winding
D
Field-in winding
Question 64 1 Marks
How the number of positive and negative plates are compared in a lead acid Battery?
A
Positive plate is equal to the negative plate
B
Negative plate is one more than positive plates
C
Negative plate is one less than positive plate
D
Positive plates is one more than negative plates
Question 65 1 Marks
Which is the bearing used in differential and wheel of a heavy vehicles?
A
Ball bearing
B
Roller bearing
C
Needle bearing
D
Taper roller bearing
Question 66 1 Marks
What is the specification of 6J x 15?
A
Tyre size
B
Engine size
C
Vehicle size
D
Wheel rim size
Question 67 1 Marks
Which type of pump is used in water cooling system?
A
Gear pump
B
Diaphragm pump
C
Centrifugal pump
D
Reciprocating pump
Question 68 1 Marks
Which controls the EGR valve in modern vehicle?
A
Engine vacuum controlled valve
B
Vacuum regulated valve
C
Linear electronic controlled valve
D
Solenoid controlled valve
Question 69 1 Marks
How the set of operations perfermed in sequence of motion of the piston in an engine produce power is called?
A
Cycle
B
Stroke
C
Stroke
D
Efficiency
Question 70 1 Marks
What is the outcome of starting engine with corroded battery terminals?
A
Engine run erratically
B
Low power generation
C
Engine will not start
D
Engine will be over heated
Question 71 1 Marks
Which type of vehicle emission is measured in ?g/Km??
A
Two wheeler only
B
Light motor vehicle (LMV) only
C
Two wheeler and LMV
D
Heavy motor vehicles (HMV)
Question 72 1 Marks
Which type of fire extinguisher unsuitable for electric fire?
A
CO<sub>2</sub>
B
CTC
C
Foam
D
Dry powder
Question 73 1 Marks
Which valve is maintaining in the high pressure FIP pipe line?
A
Control rack
B
Delivery valve
C
Barrel
D
Plunger
Question 74 1 Marks
How many windings are provided in a
solenoid switch?
A
2
B
3
C
4
D
5
Question 75 1 Marks
How many times, ports are open in two rotation of crank shaft in two stroke engine?
A
One time
B
Two times
C
Three times
D
Four times
Question 76 1 Marks
Which reaction is irrelevant to the 3 way catalytic converters?
A
NO<sub>X</sub> N<sub>2</sub> + CO<sub>2</sub> Co
B
HC H<sub>2</sub>O + CO<sub>2</sub> O<sub>2</sub>
C
CO H<sub>2</sub>O + CO O<sub>2</sub>
D
C CO<sub>2</sub> O<sub>2</sub>
Question 77 1 Marks
What is the reason for fuse blown out in an electrical circuit?
A
Open circuit
B
Short circuit
C
Series circuit
D
Parallel circuit
Question 78 1 Marks
Which one of the hydro carbon (HC) emited due to lack of oxygen?
A
From fuel tank
B
From carburettor
C
From blow by crank case
D
From exhaust manifold
Question 79 1 Marks
What is the main purpose of the lubricant?
A
Minimise the friction
B
Increase the friction
C
Increase the wearness
D
Increase the noise
Question 80 1 Marks
Which equipment used for quick inspection under chassis of a car?
A
Stand
B
Screw jack
C
Trolley jack
D
Two post hoist
Question 81 1 Marks
Which part connected in between inlet manifold and low pressure chamber of pneumatic governor?
A
Accelerator cable
B
Vacuum tube
C
Stop lever cable
D
Throttle lever
Question 82 1 Marks
What is the distance covered by the spindle in one full rotation of thimble in outside micrometer?
A
2 mm
B
1.5 mm
C
1.0 mm
D
0.5 mm
Question 83 1 Marks
Which area is restricted to smoking?
A
Water filling area
B
Fuel refilling area
C
Gram market area
D
Corporation limit area
Question 84 1 Marks
What is the working principle of dial test indicator?
A
Leverage motion
B
Spring motion
C
Linear motion into reciprocating motion
D
Linear motion into rotary motion
Question 85 1 Marks
What causes high fuel consumption?
A
Less water level in the radiator
B
Clogged air cleaner
C
Defective thermostat valve
D
Exhaust manifold clogged
Question 86 1 Marks
What is the validity of learner driving license?
A
6 Months
B
8 Months
C
10 Months
D
1 year
Question 87 1 Marks
Which among the following form is required for driving license?
A
Form 20
B
Form 30
C
Form CFA
D
Form LLD
Question 88 1 Marks
What is brake horse power?
A
Power available at fly wheel
B
Power available at the cylinder
C
Power available at the wheels
D
Power available at the gear box
Question 89 1 Marks
Which type of abrasive removes heavy stock of material?
A
Emery sheet
B
Borom carbide
C
Aluminium oxide
D
Silicon carbide
Question 90 1 Marks
Which instrument is used to check the tappet clearance?
A
Telescopic gauge
B
Screw pitch gauge
C
Feeler gauge
D
Wire gauge
Question 91 1 Marks
How the screw driver is specified?
A
Length of blade and width of tip
B
Width and diameter of the edge
C
Thickness and length
D
Shape and length
Question 92 1 Marks
What is the validity period for transport vehicle license?
A
5 Years
B
10 Years
C
8 Years
D
3 Years
Question 93 1 Marks
What is the purpose of angle plate?
A
Machining
B
Marking
C
Polishing
D
Grinding
Question 94 1 Marks
What is the energy conversion of battery during discharge?
A
Electrical energy into heat energy
B
Chemical energy into electrical energy
C
Electrical energy into chemical energy
D
Electrical energy into mechanical energy
Question 95 1 Marks
What is the result of weak compression pressure?
A
High oil consumption
B
Low fuel consumption
C
Lower power generatio
D
Engine will not start
Question 96 1 Marks
Which type of form used to declare medical fitness in motor vehicle act?
A
Form 20
B
Form 26
C
Form 1A
D
Form 9
Question 97 1 Marks
Where is the compression ring is fitted in the piston?
A
Compression ring above the oil ring in the piston
B
Compression ring bottom of the piston skirt
C
Compression ring between oil ring and piston pin
D
Compression ring between piston pin and bottom of skirt
Question 98 1 Marks
Which hand tool used for circular cut in sheet metal work?
A
Straight snip
B
Bend snip
C
Combination plier
D
Side cutting plier
Question 99 1 Marks
Which is the semi conductor materials?
A
Arsenic and boron
B
Gallium and indium
C
Germanium and silicon
D
Aluminium and antimony
Question 100 1 Marks
Which measure the liquid's resistance of flow?
A
Gravity
B
Elasticity
C
Quality
D
Viscosity
Question 101 1 Marks
How many flywheel rotation requries to compelet one cycle in two stroke engine?
A
One
B
Two
C
Three
D
Four
Question 102 1 Marks
Which is develop diesel pressure in the CRDI engine?
A
ECM
B
Injection
C
Fuel tank
D
High pressure pump
Question 103 1 Marks
Which is the multipoint cutting tool?
A
Chisel
B
Scraper
C
Reamer
D
Snips
Question 104 1 Marks
Which device transmit the pressure equally to all wheel cylinders in hydraulic brake?
A
Slave cylinder
B
Servo cylinder
C
Master cylinder
D
Booster cylinder
Question 105 1 Marks
Which engine has more length?
A
Opposed engine
B
'V' engine
C
Inline engine
D
Radial engine
Question 106 1 Marks
What is the purpose of colour code in cables?
A
Colour refers the current rating
B
Colour refers the voltage rating
C
Easy identification of each circuit
D
Refers the size of the wire
Question 107 1 Marks
Which type personal protective equipment is recommended for use, to handle loads with rough surfaces and jagged edges?
A
Paper gloves
B
Rubber gloves
C
Leather gloves
D
Polythene gloves
Question 108 1 Marks
Which part drives the oil pump?
A
Crank Shaft
B
Cam Shaft
C
Crank pulley
D
Timing gears
Question 109 1 Marks
What is the property allows a bearing to with stand impact load for a reasonable time?
A
Fatigue strength
B
Tensile strength
C
Toughness
D
Hardness
Question 110 1 Marks
Which is the engine having cylinders in 180 Degree?
A
Inline engine
B
V- engine
C
Opposed engine
D
Radial engine
Question 111 1 Marks
What instrument used to check run out of
commutator?
A
Growler
B
Multimeter
C
Dial gauge
D
Vernier caliper
Question 112 1 Marks
Which device is vaporizing of fuel and mixing it with air in petrol engine?
A
Tank
B
Fuel filter
C
Carburetor
D
AC fuel pump
Question 113 1 Marks
Which engine is more hazardous?
A
Steam engine
B
Petrol engine
C
Diesel engine
D
Turbine engine
Question 114 1 Marks
Which part of body, if bleeding profusely is considered serious and need professional attention?
A
Leg
B
Knee
C
Wrist
D
Buttock
Question 115 1 Marks
Which law states that the pressure intensity of a static liquid equal in all direction?
A
Boyle's law
B
Pascal's law
C
Charle's law
D
Newton's law
Question 116 1 Marks
What will be effect on engine performance in case of air in the fuel system?
A
High fuel consumption
B
Engine runs erratically
C
High oil consumption
D
Low fuel consumption
Question 117 1 Marks
Which part in the internal gear pump act as seal?
A
Gears
B
Gasket
C
Sealing ring
D
Crescent-shaped spacer
Question 118 1 Marks
What is the purpose of valve in AC fuel
pump?
A
Creating suction
B
Creating pressure
C
Supply correct quantity of fuel
D
Allow the fuel to suck and deliver
Question 119 1 Marks
Which is the process of fuel bleeding system?
A
Burn the air
B
Pump the air
C
Remove the air
D
Pressurize the air
Question 120 1 Marks
What is the formula for calculating the drill size for reaming?
A
Drill size=Reamed size-(Under size-over size)
B
Drill size=Reamed size+ (Under size + over size)
C
Drill size=Reamed size-(Under size +over size)
D
Drill size=Reamed size-(Under size x over size)
Question 121 1 Marks
What is the purpose of baffles in the fuel tank?
A
To minimize the slushing of fuel in the tank
B
To strengthen the fuel tank
C
To make chambers in the fuel tank
D
To make square and lengthy fuel tank
Question 122 1 Marks
What is the material used to produce crank shaft?
A
Chromium vanadium nickel steel
B
High speed steel
C
Cast iron
D
Wrought iron
Question 123 1 Marks
Which instrument is prohibited to connect with live wire?
A
Ammeter
B
Voltmeter
C
Ohmmeter
D
Wattmeter
Question 124 1 Marks
What is the purpose of metal fins in air cooling system?
A
Supply the heat
B
Increase the heat
C
Reduce the heat
D
Maintain the heat
Question 125 1 Marks
Which tap in a set have 4 Degree chamfer at its end?
A
Intermediate tap
B
Plug tap
C
Taper tap
D
Bottoming tap
Question 126 1 Marks
What is the purpose of the timing chain?
A
To connect water pump pulley
B
To connect alternator
C
To connect crank or cam shaft gear
D
To connect A/C compressor
Question 127 1 Marks
Which part operates the brake shoe in the hydraulic brake system?
A
Break drum
B
Break pedal
C
Wheel cylinder
D
Master cylinder
Question 128 1 Marks
What is the angle of throw for 4 cylinder engine?
A
60 Degree
B
90 Degree
C
120 Degree
D
180 Degree
Question 129 1 Marks
What is the energy conversion of battery during charging?
A
Electrical energy into chemical energy
B
Electrical energy into heat energy
C
Chemical energy into electrical energy
D
Electrical energy into mechanical energy
Question 130 1 Marks
Which type of chisel used to remove excess metal from welded joint?
A
Cross cut chisel
B
Half round chisel
C
Flat chisel
D
Diamond point chisel
Question 131 1 Marks
Which of the following fuel quality determines burning property of petrol?
A
Volatility
B
Viscosity
C
Cetane number
D
Octane number
Question 132 1 Marks
Where the fly wheel is fitted in the engine?
A
Cam shaft
B
Crank shaft
C
Rocker arm shaft
D
Primary shaft
Question 133 1 Marks
When motor vehicle act came into force?
A
01-Jul-89
B
01-Apr-87
C
01-Aug-85
D
01-Jul-88
Question 134 1 Marks
Which service equipment is used to lift a car?
A
Arbor press
B
Hydraulic valve
C
Hydraulic hoist
D
Hydraulic press
Question 135 1 Marks
What is the purpose of form 33 used regarding registration certicficate?
A
Notice of transfer of owner ship or vehicle
B
Renewable of certificate of fitness
C
Intimation of change of address
D
Registration of motor vehicle act
Question 136 1 Marks
Which spanner used for zero setting in outside micrometer?
A
Hooks spanner
B
Ring spanner
C
Double end spanner
D
Adjustable spanner
Question 137 1 Marks
Which part of the engine engages with
starter motor pinion?
A
Timing gear
B
Pump gear
C
Fly wheel ring gear
D
Cam Shaft gear
Question 138 1 Marks
Which form is required to obtain temporary authorization of use of vehicle when the certificate of fitness expired?
A
Form C.F Sub
B
Form C.F.R.A
C
Form C.F.A
D
Form L.L.D
Question 139 1 Marks
Which type of muffler is fitted with
sensors and microphone ?
A
Electronic type
B
Resonance type
C
Reverse flow type
D
Straight through type
Question 140 1 Marks
Which electronic device controls the engine system?
A
Regulator
B
Ecm
C
Fuse
D
Switch
Question 141 1 Marks
Which measuring instrument used to measure the Ampere, volt and resistance?
A
Wattmeter
B
Energy meter
C
Galvana meter
D
Multi meter
Question 142 1 Marks
What is the property of a bearing helps to with stand metal to metal contact?
A
Surface action
B
Thermal conductivity
C
Fatique strength
D
Embeddability
Question 143 1 Marks
What is the use of ratchet stop in out side micro meter?
A
Prevent load
B
Prevent speed
C
Prevent excessive pressure
D
Prevent sliding
Question 144 1 Marks
Where is the delivery pipe of fuel feed pump connected?
A
Fuel tank
B
Fuel filter
C
Fuel gallery
D
Fuel injection pump
Question 145 1 Marks
Which is explosive hazard?
A
Physical hazard
B
Chemical hazard
C
Biological hazard
D
Mechanical hazard
Question 146 1 Marks
Which type of muffler produces anti noise
without restricting exhaust flow?
A
Baffle type
B
Electronic type
C
Reverse flow type
D
Straight through type
Question 147 1 Marks
Which isused to convert AC to DC in
alternator?
A
Condenser
B
Diodes
C
Slip ring
D
Rotor
Question 148 1 Marks
Which one is the indirect measuring instrument?
A
Steel rule
B
Inside caliper
C
Inside micrometer
D
Outside micrometer
Question 149 1 Marks
Which device give high output at low speed?
A
Dynamo
B
Alternator
C
Transformer
D
Self motor
Question 150 1 Marks
Which of the following fuel quality determines fuel to flow?
A
Volatility
B
Viscosity
C
Cetane number
D
Octane number
Question 151 1 Marks
Which is the hardest abrasive material?
A
Diamond
B
Boron carbide
C
Silicon carbide
D
Aluminium oxide
Question 152 1 Marks
Which type of fuel is recommended for catalytic converter installed engines?
A
Leaded petrol
B
Unleaded petrol
C
High speed diesel
D
Low speed diesel
Question 153 1 Marks
What will be the contributory cause for engine noise?
A
Defective pressure relief valve
B
Incorrect quality of fuel
C
Defective fuel injection pump
D
Low compression pressure
Question 154 1 Marks
Which fire extinguisher sutiable for class ?C? fire?
A
Foam filled extinguisher
B
Water filled extinguisher
C
Dry powder fire extinguisher
D
Carbon-di-oxide fire extinguisher
Question 155 1 Marks
What is the specific gravity reading range of half charged battery?
A
1.260 - 1.280
B
1.230 - 1.260
C
1.200 - 1.230
D
1.170 - 1.200
Question 156 1 Marks
Where the fuel feed pump of a diesel engine usually mounted?
A
Fuel Filter
B
Fuel gallery
C
Fuel injector
D
Fuel injection pump
Question 157 1 Marks
How the ports are opened and closed in two stroke engine?
A
Movement of valve
B
Movement of Rocker arm
C
Movement of piston
D
Movement piston pin
Question 158 1 Marks
Which type of workshop equipment used to deliver the air pressure to hydraulic hoist?
A
Jib crane
B
Compressor
C
Vacuum pump
D
Hydraulic pump
Question 159 1 Marks
What is the purpose of the EVAP canister?
A
to trap the exhaust gas
B
to trap the fresh charge
C
to trap the leak off fuel
D
to trap the fuel vapour
Question 160 1 Marks
Which part of engine can be measured by dial gauge?
A
Crank pin
B
Gudgen pin
C
Piston
D
Cylinder bore
Question 161 1 Marks
What is the acronym for EGR in emission control system?
A
Engine gas recirculation
B
Exhaust gas recirculation
C
Exhaust gate regulator
D
Emission gas recirculation
Question 162 1 Marks
Which winding have thick wire in solenoid switch?
A
Field winding
B
Hold-in winding
C
Armature winding
D
Pull-in winding
Question 163 1 Marks
Which type of the circuit leads to hazard effect?
A
Open circuit
B
Series circuit
C
Short circuit
D
Parallel circuit
Question 164 1 Marks
Which part of alternator generate AC current in the stator coil?
A
Slip ring end frame
B
Drive end frame
C
Rotor assembly
D
Current regulator
Question 165 1 Marks
Which type of oil used in the lifts and cranes?
A
Gingelly oil
B
Coconut oil
C
Hydraulic oil
D
Ground nut oil
Question 166 1 Marks
How many valves are used in radiator cap?
A
One valve
B
Two valves
C
Three valves
D
Four valves
Question 167 1 Marks
Which type of protective equipment used to protect head?
A
Boot
B
Mask
C
Apron
D
Helmet
Question 168 1 Marks
Which law is applied in hydraulic brake system?
A
Boyle's law
B
Charles law
C
Pascal's law
D
Newton's law
Question 169 1 Marks
What is the result of clogged oil strainer in the sump?
A
High oil pressure
B
Low oil pressure
C
Low fuel pressure
D
High oil consumption
Question 170 1 Marks
What is the smallest reading of vernier caliper?
A
Deviation
B
Tolerance
C
Least count
D
Allowance
Question 171 1 Marks
Which type of filter element is fitted in dry type air cleaner?
A
Cloth
B
Paper
C
Strainer
D
Wire mesh
Question 172 1 Marks
What is the load taken by taper roller bearing?
A
Radial load
B
Axial and radial load
C
Thrust load
D
Radial and axial load
Question 173 1 Marks
What is the speed ratio cam shaft to crank shaft?
A
Half
B
Equal
C
Double
D
Triple
Question 174 1 Marks
Which instrument is used to check the vacuum of the cylinder?
A
Compression gauge
B
Dial gauge
C
Vacuum gauge
D
Wire gauge
Question 175 1 Marks
What is the material of inlet manifold?
A
Brass
B
Bronze
C
Stainless steel
D
Aluminium alloy
Question 176 1 Marks
Which lubrication system is used separate oil tank?
A
Wet sump lubrication
B
Splash lubrication
C
Petrol - oil lubrication
D
Dry sump lubrication
Question 177 1 Marks
Which equipment is used in vehicle service tation to lift the vehicle for water wash?
A
Hoist
B
Crane
C
Stand
D
Screw jack
Question 178 1 Marks
What is the purpose of the cross pein in the hammer?
A
Fix the handle
B
Strike the metal
C
Strike the metal in all direction
D
Spread the metal in one direction
Question 179 1 Marks
Which type of energy conservation opportunity involves stopping of water leakage points?
A
Minor energy conservation opportunities
B
Major energy conservation opportunities
C
Medium energy conservation opportunities
D
Extra major energy conservation
Question 180 1 Marks
Which part of the human body need to protect in high noise level at work place?
A
Ear
B
Eye
C
Nose
D
Head
Question 181 1 Marks
What is the type of hardening done on crank shaft?
A
Induction hardening
B
Case hardening
C
Surface hardening
D
Curve hardening
Question 182 1 Marks
Which is the key element in converting reciprocating motion in to rotary motion?
A
Connecting rod
B
Gudgeon pin
C
King pin
D
Cam shaft
Question 183 1 Marks
What is the compression ratio of an engine, its clearance volume is 10 c.c and swept volume is 90 c.c?
A
08:01
B
09:01
C
10:01
D
11:01
Question 184 1 Marks
Which drilling machine is used to drill multiple holes in one setting of work?
A
Hand drilling machine
B
Pillar drilling machine
C
Column drilling machine
D
Radial drilling machine
Question 185 1 Marks
Which mixture is used in radiator reverse flushing cleaning?
A
Flushing water with air (gun) pressure
B
Flushing water with engine oil
C
Flushing water with coolant oil
D
Flushing water with soap oil
Question 186 1 Marks
Which type of engine has common rail direct fuel injection system?
A
Steam engine
B
Diesel engine
C
Turbine engine
D
Wankle engine
Question 187 1 Marks
Which is the most preferred use of bush bearings?
A
Connecting rods
B
Fly wheel
C
Crank shaft
D
Oil pumps
Question 188 1 Marks
Which comes under first aid?
A
Treating a victim for a shock
B
Completing a primary source
C
Assessing a victim's vital signs
D
Immediate care and support given to injured person
Question 189 1 Marks
Which material is required to make
integrated circuit chips?
A
zinc
B
steel
C
silicon
D
copper
Question 190 1 Marks
How many crank shaft rotation required to open exhaust valve one time in four stoke engine?
A
One
B
Two
C
Three
D
Four
Question 191 1 Marks
What is the type of mechanical hazards in workshop?
A
Sickness
B
Current leakage
C
Un guarded machinery
D
Wrong layout of machinery
Question 192 1 Marks
What is the reason for weak cutting edge
of twist drill?
A
Clearance angle is too small
B
Clearance angle is too high
C
Lib angle is too small
D
Lib angle is too high
Question 193 1 Marks
Where heat dissipation take place in cooling system?
A
Radiator
B
Water pump
C
Water jackets
D
Fan
Question 194 1 Marks
What is the material of exhaust manifold?
A
Brass
B
Bronze
C
Cast iron
D
Steel alloy
Question 195 1 Marks
What is the purpose of the dip stick used in the engine?
A
To check oil pressure
B
To check oil temperature
C
To check oil density
D
To check oil level
Question 196 1 Marks
Which is the three elements must be present for burning of any fire?
A
Fuel + Heat + Oxygen
B
Oxygen + Fuel + Paper
C
Heat + Water + Oxygen
D
Smoke + Fuel + Oxygen
Question 197 1 Marks
Which is transferring energy for the piston to crankshaft?
A
Gudgeon pin
B
King pin
C
Connecting rod
D
Cam shaft
Question 198 1 Marks
Which device changes carbon monoxide into carbon dioxide in the exhaust gas?
A
Canister
B
Muffler
C
Catalytic converter
D
Exhaust gas regulator
Question 199 1 Marks
Which one of the following acts as a flame arrester during engine back fire?
A
Muffler
B
Oil filter
C
Air filter
D
Fuel filter
Question 200 1 Marks
What causes high oil pressure?
A
Defective oil pump
B
Water present in the fuel
C
Defective relief valve
D
Defective fuel feed pump
Question 201 1 Marks
Which component of air brake system converts pneumatic into mechanical energy?
A
Reservoir
B
Brake valve
C
Compressor
D
Brake chamber
Question 202 1 Marks
What is the net resistance 'R' if 'R1' and 'R2' resistance are connected in series?
A
R = R1 + R2
B
R = R1 ? R2
C
R = R1 x R2
D
R = R1/R2
Question 203 1 Marks
Which part allows to flow water from upper tank to lower tank of the radiator?
A
Fins
B
Core tubes
C
Water pump
D
Bottom hole
Question 204 1 Marks
Which condition does a alternator normally charge the battery?
A
Low engine speed
B
Low engine torque
C
High engine speed
D
High engine torque
Question 205 1 Marks
Which are the materials commonly used in the catalytic converter?
A
Zinc and molybdenum
B
Palladium and platinum
C
Asbestos and ceramics
D
Chromium and vanadium
Question 206 1 Marks
Which is a colourless, odourless tasteless and high toxic gas?
A
CO
B
CO<sub>2</sub>
C
NO<sub>X</sub>
D
SO<sub>X</sub>
Question 207 1 Marks
What is the validity period of the license to drive non transport vehicle?
A
10 Year
B
15 Years
C
20 Years
D
22 Years
Question 208 1 Marks
What is the working media in pneumatic system?
A
Air
B
Oil
C
Diesel
D
Stream
Question 209 1 Marks
Which tool is used in to make internal threading in the component?
A
Reamer
B
Drill
C
Die
D
Tap
Question 210 1 Marks
What is the power flow of pneumatic system?
A
Compressor - Actuator - Control valve
B
Control valve - Compressor - Actuator
C
Actuator - Control valve - Compressor
D
Compressor - Control valve - Actuator
Question 211 1 Marks
A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known as
A
Constant volume
B
Constant pressure
C
Diesel Cycle
D
Isothermal
Question 212 1 Marks
Which equipment is to support under lifting vehicle before working underneath the vehicle for safe work?
A
Stand
B
Slings chain
C
Lifting crane
D
Hydraulic jack
Question 213 1 Marks
When the thermostat valve open in engine?
A
Low temperature of engine
B
High temperature of engine
C
Operating temperature of engine
D
Freezing temperature of engine
Question 214 1 Marks
Which is the starting system used in heavy
vehicles?
A
Electric motor cranking
B
Hand cranking
C
Gasoline engine cranking
D
Compressed air cranking
Question 215 1 Marks
Which is the bearing used in water pump?
A
Ball bearing
B
Roller bearing
C
Needle bearing
D
Taper roller bearing
Question 216 1 Marks
What is the cause of water leakage in water pump?
A
Worn out bearing
B
Worn out shaft
C
Worn out seal
D
Worn out impeller
Question 217 1 Marks
Which drilling machine achieves various spindle speed by changing the belt position?
A
Pillar drilling machine
B
Radial drilling machine
C
Column drilling machine
D
Sensitive bench drilling machine
Question 218 1 Marks
Where is the air fuel mixture compressed in the two stroke petrol engine?
A
Intake port
B
Exhaust port
C
Transfer port
D
Combustion chamber
Question 219 1 Marks
Which one is the properties of lubricant
A
Boiling temperature should be low
B
Should develop foam
C
Oil viscosity should not be same in hot and cold condition
D
Oil viscosity should be suit the operating conditions
Question 220 1 Marks
Which gauge used to check the spark plug gap?
A
Telescopic gauge
B
Vernier gauge
C
Pitch gauge
D
Feeler gauge
Question 221 1 Marks
How electrons move in a conductor?
A
Current
B
Resistance
C
Conductance
D
Voltage difference
Question 222 1 Marks
What is the uses of hand tap?
A
To make external thread
B
To make internal thread
C
To bevel at the hole end
D
To make enlarge hole
Question 223 1 Marks
How the hammers are specified?
A
Weight and shape
B
Size and shape
C
Metal and shape
D
Metal and weight
Question 224 1 Marks
Which type of personal protective equipment used to protect eye?
A
Cap
B
Mask
C
Gloves
D
Goggles
Question 225 1 Marks
Which causes the air enter into cylinder?
A
Air filtering
B
Engine vacuum
C
AC fuel pump pressure
D
Carburettor air-horn pressure
Question 226 1 Marks
Which cable is the thickest used in the automobile wiring?
A
Horn cable
B
Head light cable
C
Starter motor cable
D
Wiper motor cable
Question 227 1 Marks
What is the effect of tapper and ovality of a bore?
A
Compression loss
B
Miss firing
C
Difficult starting
D
False valve timing
Question 228 1 Marks
What is the selection of a tap drill size?
A
Major Diameter + Pitch
B
Major Diameter x Pitch
C
Major Diameter / Pitch
D
Major Diameter - Pitch
Question 229 1 Marks
How can identify a four stroke engine?
A
Valves
B
Ports
C
Cavities
D
Passages
Question 230 1 Marks
What is ovality of a crank shaft?
A
Difference in dia measured from top to bottom of a crank shaft outer dia
B
Difference in dia measured thrust to non thrust across dia
C
Difference in dia measured only at top
D
Difference in dia measured only at bottom
Question 231 1 Marks
Where is fuel injector fitted?
A
Cylinder head
B
Cylinder block
C
Head cover
D
Crank case
Question 232 1 Marks
Which type of fire extinguisher suitable for class 'A' fire?
A
Halon
B
Dry powder
C
Foam or water
D
Carbon-di-oxide
Question 233 1 Marks
What is the material of possitive plate in the lead acid Battery?
A
Tin
B
Lead peroxide
C
Antimony
D
Spongy lead
Question 234 1 Marks
A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known as
A
Constant volume
B
Constant pressure
C
Diesel Cycle
D
Isothermal
Question 235 1 Marks
When does a fresh charge escapes from the petrol engine exhaust?
A
During valve lead
B
During valve open
C
During valve lag
D
During valve overlap
Question 236 1 Marks
Where the carbon brushes are in contact with starting motor?
A
Armature
B
Armature shaft
C
End cover
D
Commutator
Question 237 1 Marks
Which is the cause for fire while refueling the hot engine?
A
Vapour
B
Paper
C
Cloth
D
Leather
Question 238 1 Marks
What is the advantage of free maintenance sealed battery?
A
No need for check and top up distilled water.
B
No need for recharging of battery
C
No chance for sulphation of battery terminals
D
No need for disconnect the terminals to remove battery
Question 239 1 Marks
Which service unit act as filter, regulator and lubricator in the pneumatic system?
A
Air service unit
B
Compressor unit
C
Valve unit
D
Actuator unit
Question 240 1 Marks
Which metal in the fuel is to be avoided while fitting catalytic convertor?
A
Tin
B
Lead
C
Chromium
D
Phosphorus
Question 241 1 Marks
Which is leak proof between nozzle and nozzle body?
A
Increase the power
B
Prevent dirty smoke
C
Easy starting
D
Mirror polishing finish in nozzle and body
Question 242 1 Marks
What is the name of beveled graduated sleeve of outside micro meter?
A
Anvil
B
Barrel
C
Spindle
D
Thimble
Question 243 1 Marks
Which drilling machine used to drill small dia holes upto 6 mm?
A
Bevel gear hand drill
B
Pneumatic hand drill
C
Electric hand drill light duty
D
Electric hand drill heavy duty
Question 244 1 Marks
What does EPA refers to environment?
A
Environmental protection agency
B
Environmental provision act
C
Environmental prevention act
D
Environmental provision agency
Question 245 1 Marks
Which device used to maintain the constant voltage in a charging circuit?
A
Cut out regulator
B
Field regulator
C
Voltage regulator
D
Current regulator
Question 246 1 Marks
What is the purpose of a radiator pressure cap?
A
Release the excess pressure
B
Maintain the water temperature
C
Retain the vacuum pressure
D
Retain the atmospheric pressure
Question 247 1 Marks
What kind of first aid care to be taken for a severely bleeding open wound?
A
Allow wound to bleed
B
Lower the wound area below the body
C
Apply pressure near wound to stop bleeding
D
Pressure on the wound itself to stop bleeding and avoid infection
Question 248 1 Marks
What is the use of Ohmmeter in an electrical circuit?
A
Measure the resistance
B
Measure the current
C
Measure the voltage
D
Measure the power
Question 249 1 Marks
What is acronym for SCR in emission control system?
A
Silicon controlled rectifier
B
Selective catalytic reduction
C
Selective controlled rectifier
D
Selective controlled reduction
Question 250 1 Marks
Which is connected with pison through piston pin?
A
Gudgeon pin
B
Connecting rod
C
Cam shaft
D
Rocker arm
Question 251 1 Marks
How the water pump get drive in pump circulation cooling system?
A
By belt
B
By gear
C
By chain
D
By coupling
Question 252 1 Marks
What is the purpose of throttle valve in the carburetor?
A
Filter the fuel
B
Always holds correct fuel
C
Excess supply of fuel at idle
D
Controls air fuel mixture into the engine
Question 253 1 Marks
What is ovality of a bore?
A
Difference in dia measured top to bottom
B
Difference in dia thrust to non thrust side of cylinder
C
Difference in dia measured only at top
D
Difference in dia measured only at bottom
Question 254 1 Marks
Which process is taken place in catalytic convertor?
A
Thermal
B
Physical
C
Chemical
D
Biological
Question 255 1 Marks
What is the purpose of catalytic converter?
A
Control the noise
B
Control the emission
C
Control the temperature
D
Control the fuel consumption
Question 256 1 Marks
Which tool is used to remove valve?
A
Value spring compressor
B
Piston ring compressor
C
Piston ring expander
D
Piston ring groover
Question 257 1 Marks
How many cells are in the 12V Battery?
A
2 cells
B
6 cells
C
9 cells
D
12 cells
Question 258 1 Marks
Which type of vehicle emissions is measured in ?g/Kwh??
A
Two wheeler
B
Two wheeler and light motor vehicle
C
Light motor vehicle
D
Heavy motor vehicle
Question 259 1 Marks
What are the two instruments used to measure the warpage of the fly wheel?
A
Knife, wooden blank
B
Steel rule, metal shim
C
Wooden plank, metal shim
D
Straight edge, feeler gauge
Question 260 1 Marks
What is the specific gravity of fully charged battery?
A
1.170 - 1.200
B
1.210 - 1.230
C
1.240 - 1.250
D
1.260 - 1.280
Question 261 1 Marks
Which action the spindle only move up and down in feed pump?
A
Idling action
B
Partial action
C
Normal action
D
pumping action
Question 262 1 Marks
What is the effect if the radiator cores are clogged?
A
Free coolant flow
B
Slow coolant flow
C
Stop coolant flow
D
Increase coolant flow
Question 263 1 Marks
Which is the safety precaution to be adopted in handling diesel machine
A
Use correct viscosity oil
B
Remove safeguard of rotating part
C
Use oil/greasy hand to repair work
D
Use diesel engine with loose mounting
Question 264 1 Marks
When did first car rolled in the street of Calcutta?
A
1810
B
1887
C
1910
D
1950
Question 265 1 Marks
Which condition does a dynamo highly charge the battery?
A
Low engine speed
B
Low engine torque
C
High engine speed
D
High engine torque
Question 266 1 Marks
What is the age limit prescribed to drive transport vehicles?
A
16 Years
B
18 Years
C
20 Years
D
22 years
Question 267 1 Marks
What is the process of driving exhaust
gases in two stroke engine out of cylinder?
A
Combustion
B
Super charging
C
Scavenging
D
Intaking
Question 268 1 Marks
What is the name of the angle between the cutting edges in a drill?
A
Helix angle
B
Rake angle
C
Clearance angle
D
Point angle
Question 269 1 Marks
Which class of fire comes under flammable liquids
A
Class - A
B
Class - B
C
Class - C
D
Class - D
Question 270 1 Marks
What is the type of fire with wood, cloth, and paper?
A
Class - A
B
Class - B
C
Class - C
D
Class - D
Question 271 1 Marks
Which tool used to tighten the nuts and blots at recommended tightness?
A
Stud wrench
B
Pipe wrench
C
Torque wrench
D
Adjustable wrench
Question 272 1 Marks
What will be the effect of clogged fuel tank vent hole?
A
Engine does not start
B
High fuel consumption
C
High oil consumption
D
Engine over heating
Question 273 1 Marks
What is the special tool used while refitting of liner in cylinder block ?
A
Plastic gauge
B
Feeler gauge
C
Hydraulic press
D
Outside micro meter
Question 274 1 Marks
Why suction tube in the tank is raised above?
A
To enter air
B
To avoid suction of water in fuel
C
To enter condensed water
D
To act atmospheric pressure
Question 275 1 Marks
Which plier used for bending narrow strips of thin metal sheet?
A
Flat nose plier
B
Round nose plier
C
Slip joint plier
D
Internal circlip plier
Question 276 1 Marks
How does a turbocharger get drive?
A
By belt
B
By gear
C
By inlet gas
D
By exhaust gas
Question 277 1 Marks
Which measuring instrument used to check the fly wheel face out?
A
Dial indicator
B
Compression gauge
C
Outside micrometer
D
Feeler gauge
Question 278 1 Marks
Which is used to determine the stroke of an engine?
A
Cycle
B
Throw
C
Dia of piston
D
Length of connecting rod
Question 279 1 Marks
Which types of safety involves wearing of safety shoes and goggle in a workshop?
A
General safety
B
Personal safety
C
Machine safety
D
General and machine safety
Question 280 1 Marks
Which association of india is playing crucial role in less pollution?
A
AAI (Automobile Association of India)
B
AIA (Automotive industry Association)
C
AASI (Automobile Association if South India)
D
ARAI (Automotive research association of India)
Question 281 1 Marks
What is the cause for electric fire?
A
Rated fuses
B
Under loaded circuit
C
Over loaded circuits
D
Tight wire connection
Question 282 1 Marks
What is the purpose of the muffler in the exhaust system?
A
To reduce the heat
B
To reduce the noise
C
To reduce the vibration
D
To filter the exhaust gases
Question 283 1 Marks
Why form 9 is required for driving license in motor vehicle act?
A
To intimate loss to driving licence
B
For renewal of driving licence
C
To declare physcial fitness
D
For no objection certificate
Question 284 1 Marks
Which engine has carburetor?
A
Petrol
B
Diesel
C
Kerosene
D
Mineral oil
Question 285 1 Marks
How the semi conductor material can be identified with atomic structure?
A
Two electrons in the outer most orbit
B
Three electrons in the outer most orbit
C
Four electrons in the outer most orbit
D
Five electrons in the outer most orbit
Question 286 1 Marks
What is the unit of cutting speed?
A
Meter per minute
B
Meter per second
C
Centimetre per minute
D
Centimetre per second
Question 287 1 Marks
Which angle of drill bit prevents the friction behind the cutting edge?
A
Point angle
B
Rake angle
C
Clearance angle
D
Helix angle
Question 288 1 Marks
What is the reason for corrosion of bearing?
A
Less clearance
B
Water mixed with lubricant
C
Over loaded
D
Over heated
Question 289 1 Marks
Which unit supplies a fine mist of oil in pneumatic system?
A
Actuator
B
Control valve
C
Air service unit
D
Pressure relief valve
Question 290 1 Marks
What is the class of gas burning fire?
A
Class - A
B
Class - B
C
Class - C
D
Class - D
Question 291 1 Marks
What is flaring?
A
Increasing the diameter of a tube end
B
Decreasing the diameter of a tube
C
Increasing the length of a tube
D
Decreasing the length of a tube
Question 292 1 Marks
Which part is used to pump the water in water pump?
A
Bearing
B
Shaft
C
Pulley
D
Impeller
Question 293 1 Marks
Where the catalytic converters are used?
A
Fuel system
B
Inlet system
C
Exhaust system
D
Lubrication system
Question 294 1 Marks
Which fuel related with cetane number?
A
Petrol
B
Diesel
C
Coal
D
Kerosene
Question 295 1 Marks
What will be the result of improper injection timing?
A
Low power generation
B
High fuel consumption
C
Engine does not start
D
High oil consumption
Question 296 1 Marks
What is the cause of excessive loading?
A
Fatigue failure
B
Bearing spread
C
Bearing crush
D
Bearing struck
Question 297 1 Marks
Which type of lubrication system is used in two stroke engine?
A
Dry sump lubrication
B
Wet sump lubrication
C
Petrol-oil lubrication
D
Splash lubrication
Question 298 1 Marks
What is the validity for international driving license?
A
2 Years
B
3 Years
C
1 Year
D
5 Years
Question 299 1 Marks
What is the effect if thermostat valve is struck?
A
Engine gets over cooling
B
Engine gets over heating
C
Engine does not start
D
Engine does not stop
Question 300 1 Marks
How the AC mechanical pump's fuel
delivery pressure is determined?
A
Spring pressure on diaphragm
B
Maximum stroke of diaphragm
C
Size of the pumping chamber
D
Maximum deflection of diaphragm
Question 301 1 Marks
Which should not be used on burning liquids?
A
CO<sub>2</sub>
B
Foam
C
Sand
D
Water
Question 302 1 Marks
Which part connect the piston with connecting rod?
A
Piston pin
B
Spilt pin
C
Crank pin
D
Cotter pin
Question 303 1 Marks
What is indicated horse power?
A
Power developed in the cylinder
B
Power developed in the flywheel
C
Power developed in the propeller shaft
D
Power developed in the wheel
Question 304 1 Marks
Which act as a seal in the external gear pump?
A
Housing
B
Drive gear
C
Driven gear
D
Gear meshing
Question 305 1 Marks
Which is produced AC output in alternator?
A
Self induction
B
Mutual induction
C
Electro magnetic induction
D
Reactance
Question 306 1 Marks
Which process improves the sealing
between the mating parts?
A
Filling
B
Grinding
C
Reaming
D
Lapping
Question 307 1 Marks
Which gauge used to check the engine cylinder compression ?
A
Dial gauge
B
Feeler gauge
C
Compression gauge
D
Tyre pressure gauge
Question 308 1 Marks
What is the use of ball pein hammer head?
A
Strike soft metal
B
Strike the metal
C
Stamp the specifications
D
Spread the metal In all direction
Question 309 1 Marks
What is the stroke length of the engine if its throw of the crankshaft is 40 mm?
A
20 mm
B
40 mm
C
60 mm
D
80 mm
Question 310 1 Marks
Which of the following fuel quality determines to evaporate?
A
Volatility
B
Viscosity
C
Cetane number
D
Octane number
Question 311 1 Marks
What is the cause for uneven wear of bearings?
A
Bend twist
B
Excessive lubrication
C
No lubrication
D
Over heat
Question 312 1 Marks
What is the material used in hand reamer?
A
Mild steel
B
Brass
C
H. S.S
D
Cast iron
Question 313 1 Marks
Where the gas turbines are used?
A
Car
B
Light motor vehicle
C
Two wheeler
D
Air craft
Question 314 1 Marks
Which emission react with other compounds in the atmosphere to produce photo chemical smog?
A
CO
B
HC
C
PM
D
SO<sub>X</sub>
Question 315 1 Marks
Which is used to hold the die?
A
Wrench
B
Spanner
C
Stock
D
Chuck
Question 316 1 Marks
Which of the following fuel quality determines burning property of diesel?
A
Volatility
B
Viscosity
C
Cetane number
D
Octane number
Question 317 1 Marks
Which metal tube is used for single thickness flare?
A
Brass
B
Bronze
C
Aluminium
D
Copper
Question 318 1 Marks
What is the reason for pneumatic brake failure?
A
Less pedal play
B
More pedal play
C
Defective unloader valve
D
Defective front wheel slack adjuster
Question 319 1 Marks
Which type of the emission control system that blow by gases are feed in to the inlet manifold of a running engine?
A
Exhaust gas recirculation
B
Crank case ventilation
C
Positive crank case ventilation
D
Catalytic convention
Question 320 1 Marks
What is the material of piston pins?
A
Nickel chromium steel
B
Cast iron
C
HSS
D
Bronze
Question 321 1 Marks
What is the use of form LLD in motor vehicle act?
A
No objection certificate
B
Registration of motor vehicle
C
Intimation of loss driving license
D
Medical certificate
Question 322 1 Marks
What does red circle instructs in traffic signs?
A
What should be done
B
What should not be done
C
Information sign
D
Caustionery sign
Question 323 1 Marks
Which device is used to hold straight shank drill?
A
Stock
B
Chuck
C
Sleeve
D
Socket
Question 324 1 Marks
Which part is lubricated by splash lubrication system?
A
Timing gears
B
Main journal
C
Crank pin
D
Cylinder wall
Question 325 1 Marks
What will be the effect on the engine performance in case of loose fan belt?
A
Engine over heating
B
Low power genaration
C
High full consumption
D
High fuel pressure
Question 326 1 Marks
Which tool used to remove the crank shaft pully?
A
Double and spanner
B
Ring spanner
C
Pipe wrench
D
Puller
Question 327 1 Marks
Which instrument is used to check the continuity of the field coils of DC motor?
A
Ammeter
B
Voltmeter
C
Ohmmeter
D
Wattmeter
Question 328 1 Marks
Which component is used to measure the
engine coolent temperature?
A
Thermistor
B
Resistor
C
Transistor
D
Diode
Question 329 1 Marks
Which safety involves wearing of gloves and helmet in a workshop?
A
General safety
B
Personal safety
C
Machine safety
D
General and machine safety
Question 330 1 Marks
Which type of engine uses SCR for emission control?
A
Petrol engine
B
Diesel engine
C
LPG engine
D
CNG engine
Question 331 1 Marks
What is the function of hydraulic oil in hydraulic system?
A
Transmit power
B
Increase the heat
C
Increase the volume
D
Reduce the pressure
Question 332 1 Marks
What is the permissable voltage drop in
the electrical circuit?
A
0.1 V
B
0.2 V
C
0.3 V
D
0.4 V
Question 333 1 Marks
Which year Hindustan motor established ambassador car industry in India?
A
1900
B
1900
C
1940
D
1980
Question 334 1 Marks
What is the ampere hour rating if battery deliver 5 ampere and period of 20 hours?
A
80 Ampere hour
B
90 Ampere hour
C
100 Ampere hour
D
110 Ampere hour
Question 335 1 Marks
What is the cause of low power generation?
A
Improper tappet clearance
B
High oil level
C
Engine overheating
D
Low oil viscosity
Question 336 1 Marks
Which is the instrument used to check the
wearness of the commutator?
A
Growler
B
Multimeter
C
Dial gauge
D
Vernier caliper
Question 337 1 Marks
How can identify a two stroke engine?
A
Valves
B
Ports
C
Cavities
D
Passages
Question 338 1 Marks
Which type of safety states 'Don't spill the fuel on work place'?
A
General safety
B
Personal safety
C
Machine safety
D
General and machine safety
Question 339 1 Marks
How is the Battery capacity expressed?
A
Ampere - hour rating
B
Voltage - hour rating
C
Ampere rating
D
Voltage rating
Question 340 1 Marks
Which gauge used to measure the cylinder bore wearness?
A
Compression gauge
B
Vacuum gauge
C
Dial gauge
D
Depth gauge
Question 341 1 Marks
What is the working cycle of compression ignition engine?
A
Diesel cycle
B
Otto cycle
C
Sterling cycle
D
Rankin cycle
Question 342 1 Marks
How the quantity of fuel delivery vary in a running diesel engine?
A
By plunger
B
By control sleeve
C
By control rack
D
By injection
Question 343 1 Marks
Which tool is used to make external
thread on the pipe?
A
Tap
B
Drill
C
Die
D
Reamer
Question 344 1 Marks
How to care burn hand victim?
A
Blow hot air to the burnt hand
B
Blow cool air to the burnt hand
C
Covered water to the burnt hand
D
Covered hot water to the burnt hand
Question 345 1 Marks
What is the reason to decrease the volumetric efficiency in exhaust system?
A
Low noise
B
High temperature
C
Low temperature
D
Excessive back pressure
Question 346 1 Marks
What is the permitted overall height of tractor trailer goods vehicle as per motor vehicle act?
A
Not to exceed 4.20 Mtrs
B
Not to exceed 4.75 Mtrs
C
Not to exceed 4.50 Mtrs
D
Not to exceed 4.00 Mtrs
Question 347 1 Marks
Which tool is used to remove the piston ring?
A
Drift punch
B
Ring expander
C
Circlip plier
D
'C' clamp
Question 348 1 Marks
What is acronym for DEF in selective catalytic reduction?
A
Diesel engine fluid
B
Diesel exhaust fluid
C
Diesel emission fluid
D
Diesel engine fuse
Question 349 1 Marks
Which tool is required to remove the valves?
A
Torque wrench
B
Valve spring lifter
C
Box spanner
D
Scraper
Question 350 1 Marks
Which type of vice is used to hold a job for drilling?
A
Bench vice
B
Leg vice
C
Machine vice
D
Hand vice
Question 351 1 Marks
Which is the power developed in an engine?
A
BHP
B
IHP
C
IHP
D
RHP
Question 352 1 Marks
Which system the gear type oil pump is used?
A
Lubrication system
B
Cooling system
C
Fuel system
D
Air conditioning system
Question 353 1 Marks
What is the name the portion below the piston boss?
A
Land of the piston
B
Ring section of the piston
C
Crown of the piston
D
Skirt of the piston
Question 354 1 Marks
Which precision instrument used for taking external, internal and depth measurement?
A
Vernier caliper
B
Depth micrometer
C
Inside micrometer
D
Outside micrometer
Question 355 1 Marks
Which instrument is used to check the run-out of crankshaft journals?
A
Telescopic gauge
B
Dial test indicator
C
Bore dial gauge
D
Vernier gauge
Question 356 1 Marks
Which item is to be prevent class ?B? fire?
A
CO<sub>2</sub>
B
Argon
C
Oxygen
D
Nitrogen
Question 357 1 Marks
What is the effect if the unloader valve is in open position?
A
Release the air to the brake valve
B
Allow the air in to the air tank
C
Maintain the required air pressure
D
Continuously allow the air to the atmosphere
Question 358 1 Marks
Which tool is used to measure the diameter of the crank shaft main journal?
A
Inside micrometer
B
Outside micrometer
C
Three point internal micrometer
D
Master ring gauge
Question 359 1 Marks
What type of bearing fitted in the connecting rod big end?
A
Needle bearing
B
Ball bearing
C
Taper roller bearing
D
Shell bearing
Question 360 1 Marks
Which shell electrons has least energy?
A
K shell electron
B
L shell electron
C
M shell electron
D
N shell electron
Question 361 1 Marks
When do we use the hand priming pump?
A
Engine is at rest
B
Engine is at full load
C
Engine is at full speed
D
Engine is at idling speed
Question 362 1 Marks
What is the material of cylinder block?
A
Cast iron
B
Bronze
C
Brass
D
Zinc alloy
Question 363 1 Marks
Where the catalytic converter is fitted?
A
Between muffler and tail pipe
B
Between exhaust pipe and muffler
C
Between tail pipe and resonator pipe
D
Between engine head and exhaust manifold
Question 364 1 Marks
Which is the most preferred use of taper roller bearings?
A
Gear boxes
B
Fly wheel and water pump
C
Differential and wheel hub
D
Connecting rods
Question 365 1 Marks
Which type drive mechanism slide the
armature in starting motor?
A
Bendix drive
B
Over running clutch drive
C
Axial drive
D
Non axial drive
Question 366 1 Marks
What is the reason pump does not suck the oil?
A
Less radial clearance
B
More backlash
C
Relief valve struck
D
Filter clogged
Question 367 1 Marks
What is the function of heater plug?
A
Warm up fuel pump
B
Warm up combustion chamber
C
Warm up injector
D
Warm up valves
Question 368 1 Marks
Which is the cause for lifting equipment failure?
A
Oil change
B
Under load
C
Oil seal leak
D
Check oil level
Question 369 1 Marks
What is the material for cam shaft?
A
Forged alloy steel
B
Copper alloy
C
Aluminium alloy
D
Zinc alloy
Question 370 1 Marks
Which tool is used to set compression ring into the piston?
A
Piston ring compression
B
Piston groover
C
Piston ring expander
D
Piston pin remover
Question 371 1 Marks
Which device converts mechanical energy into pneumatic energy?
A
Actuator
B
Generator
C
Alternator
D
Compressor
Question 372 1 Marks
What is the purpose of the turbo charger?
A
Save power
B
Scavenging
C
Filter the exhaust gas
D
Pump more air into the cylinder
Question 373 1 Marks
What is the purpose of water pump in cooling system?
A
Force the water circulation
B
Reduce the water pressure
C
Increase the water temperature
D
Flushing out the cooling system
Question 374 1 Marks
Which gauge is used to check the inflation of tyre?
A
Wire gauge
B
Feeler gauge
C
Vacuum gauge
D
Pressure gauge
Question 375 1 Marks
Which component is related to exhaust
system?
A
Muffler
B
Air filter
C
Carburetor
D
Injection pump
Question 376 1 Marks
Which is the power source of pneumatic system?
A
Actuator
B
Control value
C
Air Compressor
D
Air Service unit
Question 377 1 Marks
Which is to be checked before use the tool?
A
Tools material name
B
Tools damage or worn
C
Tools manufacture name
D
Tools manufacturing year
Question 378 1 Marks
Which valve is to be closed before lifting the load with hydraulic jack?
A
Relief valve
B
Shut of valve
C
Non return valve-1
D
Non return valve-2
Question 379 1 Marks
What is the defects of air lock in the fuel system?
A
Hard running of the engine
B
erratic running of the engine
C
Smooth running of the engine
D
Continuous running of the engine
Question 380 1 Marks
Which digit indicate the engine type in 17 digit of win number?
A
2 digit
B
3 digit
C
5 digit
D
8 digit
Question 381 1 Marks
What is the property of bearing helps to absorb dirt and metal particles?
A
Conformability
B
Embedability
C
Surface action
D
Thermal conductivity
Question 382 1 Marks
Which engine is not required separate cooling system?
A
Diesel engine
B
Petrol engine
C
Marine engine
D
Turbine engine
Question 383 1 Marks
Which automobile component produces dust?
A
Axle
B
Piston
C
Gear box
D
Brake shoe
Question 384 1 Marks
What is the effect of high sulphur content in fuel?
A
In complete combustion
B
Pitting in the engine parts
C
Fungus in the cylinder walls
D
Corrosive Wear of engine parts
Question 385 1 Marks
Which refers the size of hexagonal Allen key?
A
Size of the radius
B
Size of the diagonal
C
Size of the diameter
D
Size across the flat
Question 386 1 Marks
Which is used to operate the over running clutch drive pinion?
A
Starter switch
B
Solenoid switch
C
Ignition switch
D
Starter push switch
Question 387 1 Marks
Which measuring gauge needs to be set up to a fixed dimension before use?
A
Depth gauge
B
Dial test indicator
C
Dial bore gauge
D
Vernier dial gauge
Question 388 1 Marks
How to define a vehicle constructed to carry more than 6 passengers but not more than 12 passengers?
A
Light motor vehicle
B
Maxi cab
C
Goods carriage
D
Contract carriage
Question 389 1 Marks
What is the material of negative plate in the lead acid Battery?
A
Spongy lead
B
Tin
C
Antimony
D
Lead peroxide
Question 390 1 Marks
Which is the compression pressure of C.I engine?
A
90 to 160 psi
B
180 to 280 psi
C
290 to 390 psi
D
400 to 550 psi
Question 391 1 Marks
Which part of a drill is fitted on the machine?
A
Point
B
Flute
C
Shank
D
Body
Question 392 1 Marks
Which is the Ohm's Mathemetical
Expression?
A
I=(V/R)
B
I=(R/V)
C
V=(I/R)
D
R=(I/V)
Question 393 1 Marks
Where the exhaust system muffler is connected?
A
Between exhaust pipe and tail pipe
B
Between tail pipe and exhaust manifold
C
Between engine head and exhaust manifold
D
Between exhaust pipe and exhaust manifold
Question 394 1 Marks
Which valve safe guards the hydraulics jack?
A
Relief valve
B
Shut off valve
C
Non return valve 1
D
Non return valve 2
Question 395 1 Marks
Where form 30 is used in motor vehicle act?
A
Notice of transfer of ownership of motor vehicle
B
Report of transfer of ownership of motor vehicle
C
Intimation of change of address
D
Issue of duplicate certification of registration
Question 396 1 Marks
How the lead acid Battery is classified?
A
Dry cell
B
Secondary cell
C
Alkaline cell
D
Primary cell
Question 397 1 Marks
Which personal protective equipment protect the dust?
A
Mask
B
Apron
C
Gloves
D
Face shield
Question 398 1 Marks
Which device used to step up the voltage in the spark ignition system?
A
Ignition coil
B
Spark plug
C
Condenser
D
High Tension Cable
Question 399 1 Marks
What is the colour of positive plates in the charged lead - acid - battery?
A
Grey
B
Brown
C
White
D
Black
Question 400 1 Marks
What is the purpose of needle valve in carburetor?
A
Decrease the fuel pressure
B
Excess supply of fuel at idle
C
Always holds correct level of fuel
D
Controls the air flow of the engine
Question 401 1 Marks
What is the type of inner drive gear used in the internal gear oil pump?
A
Spur gear
B
Spiral gear
C
Rotor gear
D
Helical gear
Question 402 1 Marks
Where the emulsion tube is provided in solex carburetor?
A
Choke
B
Idle jet
C
Main jet
D
Cold starter
Question 403 1 Marks
Which engine is used the Petrol oil lubrication system?
A
Four stroke engine
B
Two stroke engine
C
Steam engine
D
Battery car
Question 404 1 Marks
What is the formula for Frictional horse power (FHP)?
A
IHP - BHP
B
IHP + BHP
C
IHP / BHP
D
BHP / IHP
Question 405 1 Marks
Which valve save the pneumatic brake components against damage?
A
Brake valve
B
Check valve
C
Relay valve
D
Unloader valve
Question 406 1 Marks
What is the purpose of half round chisel?
A
Cut excess metal
B
Cut curved grooves
C
Squaring metal at corners
D
Cut keyways
Question 407 1 Marks
What does number 25 in the cable size (25/0.012) indicate?
A
Length of the strand
B
Number of the strand
C
Diameter of the strand
D
Thickness of the cable
Question 408 1 Marks
Which form is used for declaration of physical fitness in the motor vehicle act?
A
Form 1
B
Form 1A
C
Form 9
D
Form 20
Question 409 1 Marks
Which is the load taken by the roller bearing?
A
Radial load
B
Axial load
C
Thrust load
D
Radial and axial load
Question 410 1 Marks
How many crank shaft rotations required to get one power in four stroke single cylinder diesel engine?
A
One
B
Two
C
Three
D
Four
Question 411 1 Marks
How oil deliver from the crank shaft main bearings to connecting rod bearings?
A
Through drilled oil passages
B
Through crank pulley
C
Through sprocket
D
Through vibration damper
Question 412 1 Marks
Which gauge used to check leakage of inlet mainfied?
A
Feeler gauge
B
Vacuum gauge
C
Pressure gauge
D
Emission gauge
Question 413 1 Marks
Where is the turbocharger mounted?
A
Air filter
B
Inlet manifold
C
Cylinder head
D
Exhaust manifold
Question 414 1 Marks
Which part is connect the piston with crank pin?
A
Push rod
B
Connecting rod
C
Cam Shaft
D
Crank Shaft
Question 415 1 Marks
Which device is best for control toxic waste?
A
Wire brush
B
Cotton waste
C
Air compressor
D
Vacuum cleaner
Question 416 1 Marks
Which acid is used in the lead acid Battery?
A
Nitric acid
B
Sulphuric acid
C
Hydro bromic acid
D
Hydro chloric acid
Question 417 1 Marks
Which part of drill separates the flutes?
A
Lip
B
Land
C
Cutting edge
D
Web
Question 418 1 Marks
What is your immediate action on completion of first aid?
A
Call taxi
B
Call your friend
C
Call fire service
D
Call emergency service
Question 419 1 Marks
Which is the bearing used in gear boxes?
A
Ball bearing
B
Roller bearing
C
Needle bearing
D
Taper roller bearing
Question 420 1 Marks
How the amount of work done in a specification is called?
A
Torque
B
Power
C
Stroke length
D
Cycle
Question 421 1 Marks
What is the purpose of accelerating pump circuit?
A
Provides an economic mixture
B
Provides mixture for low speed
C
Provides mixture for idle speed
D
Provides extra fuel during pick up speed
Question 422 1 Marks
Which is a temperature sensitive resistor?
A
Diode
B
Thyristor
C
Thermistor
D
Transistor
Question 423 1 Marks
Which instrument is used to check the right angle?
A
Steel rule
B
Try square
C
Firm joint caliper
D
Spring Joint caliper
Question 424 1 Marks
Where the metal fins are provided in the air cooled engine?
A
Cylinder and head
B
Exhaust pipe
C
Valve door
D
Intake manifold
Question 425 1 Marks
What is called the isolating the fire from the supply of oxygen by blanketing with foam and sand?
A
Cooling
B
Starting
C
Misfiring
D
Smothering
Question 426 1 Marks
What is the overall length of a transport vehicle with rigid frame with two or more axles permitted by motor vehicle rules?
A
8 Mtrs
B
12 Mtrs
C
6 Mtrs
D
15 Mtrs
Question 427 1 Marks
Which is the major energy conservation opportunity?
A
Stopping of leakage
B
Replacement machineries
C
Replacement of house hold appliance
D
Laps in housekeeping
Question 428 1 Marks
What is the procedure to be carried out if an electric shock victim unable to release his grip from the conductor?
A
Make sure the power is turned off
B
Cover all burns with a dry loose dressing
C
Place the victim on one side with head down
D
Ask a by stander to help you to move the
Question 429 1 Marks
When it is required to change the water pump bearing?
A
Water leakage
B
Bearing noisy
C
Low water pressure
D
Fan belt loose
Question 430 1 Marks
What will be the effect on the hole if worn
out reamer is used?
A
Oversize
B
Undersize
C
Correct size
D
Normal size
Question 431 1 Marks
Which governor has fitted the control rack with diaphragm?
A
Mechanical governor
B
Pneumatic governor
C
Servo governor
D
Centrifugal governor
Question 432 1 Marks
Which instrument used to check the piston ring end gap?
A
Feeler gauge
B
Vernier gauge
C
Pitch gauge
D
Telescopic gauge