Quiz Questions

Question 1 1 Marks

What should be the high air flow rate permitted while doing performance checking in automobile AC system?

A

4 kg per min

B

6 kg per min

C

8 kg per min

D

10 kg per min

Question 2 1 Marks

What is the boiling point of refrigerant R-134a?

A

20.5 Degree Centigrade

B

22.0 Degree Centigrade

C

26.5 Degree Centigrade

D

27.8 Degree Centigrade

Question 3 1 Marks

Which part of air conditioning system absorbs moisture in the system?

A

Expansion valve

B

Receiver

C

Condenser

D

Evaporator

Question 4 1 Marks

Which type of flow mode is selected if outside is dusty and contaminated in car AC system?

A

Recirculation mode

B

Fresh mode

C

Heating mode

D

Defroster mode

Question 5 1 Marks

What is the disadvantage of excessive positive camber in the wheel aslignment?

A

Tyre outer edge will wearout fast

B

Tyre centre will wearout

C

Tyre bleeding wire wear out

D

Tyre thread wear out

Question 6 1 Marks

Which valve is maintaining in the high pressure FIP pipe line?

A

Control rack

B

Delivery valve

C

Barrel

D

Plunger

Question 7 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 8 1 Marks

What is the effect of defective injector?

A

Engine does not start

B

Engine over heated

C

High fuel pressure

D

High oil pressure

Question 9 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 10 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 11 1 Marks

Which electronic component is used as a
solid state switch?

A

Inductor

B

Resistor

C

Capacitor

D

Transistor

Question 12 1 Marks

Which type of suspension spring made of fibre glass, laminated and bonded together by tough polyster resins?

A

Coil springs

B

Multiple leaf springs

C

Monoleaf springs

D

Fiber composite springs

Question 13 1 Marks

Which type of independent suspension system simple in construction and allow more deflection of the front wheel without effect on the steering?

A

Torsion bar suspension

B

Strut type suspension

C

Coil spring suspension

D

Conventional suspension

Question 14 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 15 1 Marks

Which type of winding is connected to the starter switch in the solenoid switch?

A

Pull in winding

B

Hold in winding

C

Compound winding

D

Primary winding

Question 16 1 Marks

What is heat?

A

Torque

B

Force

C

Energy

D

Velocity

Question 17 1 Marks

Which device in the air suspension system observe vibration of low amplitude and high frequency?

A

Shock absorber

B

Suspension spring

C

Air bags in the system

D

Leaf spring

Question 18 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 19 1 Marks

What is the necessicity of wiper unit?

A

To see road and traffic clearly

B

To provide easy steering

C

To reduce effert on the steering

D

To provide balancing of vehicle

Question 20 1 Marks

What is the disadvantage of independent suspension system?

A

More maintanance cost

B

Vibration damping is less effective

C

Shocks transmitted from one wheel to other

D

Spring weight is more

Question 21 1 Marks

What is the advantage of multiplex network?

A

Improve vehicle safety system

B

Prevent malfunctioning of air bag system

C

Reduce system cost and weight

D

Determine vehicle tracking system

Question 22 1 Marks

Which is produced AC output in alternator?

A

Self induction

B

Mutual induction

C

Electro magnetic induction

D

Reactance

Question 23 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 24 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 25 1 Marks

What is the possible cause of engine runs erratically?

A

Weak compression

B

High compression

C

Air lock in fuel system

D

Poor oil circulation

Question 26 1 Marks

What is the mechanical cause of engine does not start?

A

Radiator cap blocked

B

Fuel tank cap vent hole blocked

C

Oil filter blocked

D

Oil pump gear worn out

Question 27 1 Marks

What is the cause for engine fails to start?

A

Defective oil pump

B

Defective thermostat

C

Defective water pump

D

Defective starter motor

Question 28 1 Marks

What is the cause for high fuel consumption in diesel engine?

A

Oil level high

B

Piston ring worn-out

C

Fuel level in tank is high

D

High compression pressure

Question 29 1 Marks

What is the effect of discharged battery?

A

Engine does not crank

B

Abnormal noise in the engine

C

Engine back fire

D

Air lock in the fuel system

Question 30 1 Marks

What is to be checked up if the engine overheats?

A

Hydraulic fluid level

B

Fuel level

C

Coolant level

D

Electrolyte level

Question 31 1 Marks

What is the possible cause of high fuel consumption?

A

High fuel in the tank

B

Low fuel in the tank

C

Wrong injection timing

D