Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Junior Instructor (Mechanic Auto Electrical and Electronics) ' And exam conducted in the year 2023. And Question paper code was '002/2023'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
02/23
43. Compared to First Generation Air Bags, Second Generation Air Bags inflates with
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A) More energy
C) More force
B) Less time
D) Less force
Which type of seat belt operates automatically with no action required by the vehicle’s
occupant ?
A) Passive restraint
C) Active restraint
A high-speed CAN BUS communicates with
A) 4 and 16
C) 7 and 15
In an Air conditioning system, the subcooled
drier to
A) Compressor
C) Expansion Valve
B) Retractor
D) Anchorage
a scan tool through which terminal(s) ?
8) 6 and 14
D) 2
liquid refrigerant flows from the receiver
B) Condenser
D) Blower
Relative humidity for comfort levels is generally about
A) 25% B) 70%
C) 50% D) 60%
The desiccant used inside the receiver for R-134a is
A) Silica gel
C) BothA andB
Ambient temperature sensor is fitted near the
A) A/C controls panel
C) Condenser
The greatest source of refrigerant leakage is
A) Flexible hoses
C) Connector seals
B) Zeolite
D) None of the above
B) Compressor
D) Evaporator
B) Schrader valves
D) Compressor seal
Stoichiometric air fuel ratio of petrol by mass is nearly
A) 15:14 8) 20 :1
©) 7:1 0) 30 : 1
Compared to petrol, hydrocarbon emissions for Ethanol as a SI engine fuel is
A) More B) Less
C) Same D) Zero