Quiz Questions

Question 1 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 2 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 3 1 Marks

Which is not the part of servo motor assembly?

A

Gear reduction unit

B

Normal DC motor

C

Position sensor

D

Expansion valve

Question 4 1 Marks

How much DC supply voltage required for servo motor?

A

4 V to 8 V

B

4.8 V to 6 V

C

3.5 V to 8 V

D

5V to 7.5 V

Question 5 1 Marks

Which wire of servo motor connected to power supply?

A

White

B

Yellow

C

Black

D

Red

Question 6 1 Marks

What is the function of magnetic clutch in air conditioning system?

A

Cool the hot refrigerant

B

Connect and disconnect drive to compressor

C

Absorbs moisture in the system

D

Control the refrigerant flow to evaporator

Question 7 1 Marks

What is the function of condenser?

A

Control the refrigerant flow

B

Absorbs moisture in the system

C

Cool the hot refrigerant

D

Convert refrigerant to vapour

Question 8 1 Marks

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

A

Expansion valve

B

Receiver

C

Condenser

D

Evaporator

Question 9 1 Marks

Which part of air conditioning system remove heat from air and transfer to the refrigerant?

A

Evaporator

B

Condenser

C

Receiver

D

Blower

Question 10 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 11 1 Marks

Which device acts as an evaporator temperature sensing switch?

A

Thermostatic switch

B

Blower switch

C

Heater switch

D

Defroster switch

Question 12 1 Marks

Where the ambient temperature sensor is located in the vehicle?

A

Behind the grill

B

Rear side of engine

C

Front axle

D

Top of servo motor

Question 13 1 Marks

What is the function ambient temperature sensor in the air conditioning system?

A

Monitor air temperature inside vehicle

B

Monitor air temperature outside vehicle

C

Monitor air temperature in driver cabin

D

Monitor air temperature at the exhaust

Question 14 1 Marks

What is the advantage of using servo motor in air conditioning system?

A

High speed operation possible

B

Suitable for precision control of rotation

C

Low cost of maintenance

D

Suitable to prevent vibration

Question 15 1 Marks

Which sensor measures the actual body temperature of passengers?

A

Smog sensor

B

Sun load sensor

C

Infrared sensor

D

Interior temperature sensor

Question 16 1 Marks

Which sensor causes off the outside air inlet or other odours?

A

Infrared sensor

B

Smog sensor

C

Sunload sensor

D

Temperature sensor

Question 17 1 Marks

What is the expansion of GPS in vehicle safety system?

A

Global Placing Satellites

B

Global Positioning Satellites

C

General Positioning Satellites

D

Global Preventing Systems

Question 18 1 Marks

What is the expansion of ICAT in the vehicle safety system?

A

Indian computer advanced technology

B

Inteligent computerized anti theft system

C

Inteligent computer advanced techonlogy

D

Indian combat advanced technology

Question 19 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 20 1 Marks

Which system determine the vehicles location by forming a triangle with a group of four or more satallites?

A

Triangulation

B

Reflective displays

C

Telematic

D

Networking and Multiplexing

Question 21 1 Marks

Which sensor used for safer parking of vehicle?

A

Infrared sensor

B

Proximity sensor

C

Crash sensor

D

Air bag sensor

Question 22 1 Marks

What is the purpose of seat belt pre tensioners?

A

Hold the ocupant tightly in the seat

B

Detect passengers weight

C

Prevent the side way movement of seat

D

Protect the occupant from head injury

Question 23 1 Marks

How to confirm the satisfactory function of air bag system?

A

Air bag warming light come on during starting and stopping

B

Warming light on with engine running throught

C

Warning light on and flash few times and go out during starting

D

Peep sound on during starting

Question 24 1 Marks

Which device inflate the air bag in few milli seconds during vehicle collision?

A

Seat belt pre tensioners

B

Steering lock

C

GPS tracker

D

Inflator module

Question 25 1 Marks

Why seat belt and air bag systems are necessary in the vehicle?

A

Provide ventilation inside vehicle

B

Prevent the steering wheel from turning

C

To protect the driver and passenger

D

To track the stolen car

Question 26 1 Marks

What is the purpose of engine immobilizer?

A

Electric opening and closing of door

B

Used to operate horn relay

C

Prevent from starting the engine

D

o compensate from sun light entering vehicle

Question 27 1 Marks

How much is the current consumption of wind shield wiper motor?

A

2.7 to 3.4 Amps

B

2.2 to 3.2 Amps

C

1.8 to 3.2 Amps

D

3.5 to 5.2 Amps

Question 28 1 Marks

Which type of horn consist electically driven air pump forces air through plastic trumpet?

A

Wind horn

B

Wind horn

C

Air horn

D

Electric horn

Question 29 1 Marks

Which type of wipers are used for heavy motor vehicles?

A

Hand operated wiper

B

Vacuum operated wiper

C

Hydraulically operated wiper

D

Compressed air operated wiper

Question 30 1 Marks

Which is the most commonly used wiper in all motor vehicles?

A

Electrically operated wipers

B

Hydraulically operated wipers

C

Vacuum operated wipers

D

Compressed air operated wipers

Question 31 1 Marks

What is the cause of horn does not produce any sound?

A

Relay point stuck up

B

Fuse blown off

C

Low voltage at horn terminal

D

Tone disc damaged

Question 32 1 Marks

What causes horn sounds continuously even switch is in off position?

A

Fuse blown off

B

Incorrectly adjusted relay

C

Relay point stuck up

D

Low battery voltage

Question 33 1 Marks

Why horn produces low improper sound?

A

Cracked diaphragm

B

Fuse blown off

C

Relay points stuck up

D

Open field coil winding

Question 34 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 35 1 Marks

Why power windows are provided with lock out switch controlled by a driver?

A

Prevent accident

B

Provide effective operation

C

Improve easy handling

D

Prevent damage to windows

Question 36 1 Marks

What is the cause of window glass is not lifting while motor running properly?

A

Glass door channels unserviceable

B

Motor is defective

C

Window glass lifting regulator defective

D

Power window switch defective

Question 37 1 Marks

What is the possible cause for immobilizer antenna error?

A

ECM problem

B

Unregistered ignition key

C

Poor transponder in key

D

Blown fuse

Question 38 1 Marks

Which labour act provide information regarding accidents death, or disability?

A

Employees statate insuracne act 1948

B

Employees P.F act 1952

C

Workers compensation act 1923

D

Minimum wages act 1948