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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Motor Mechanic/ Store Assistant' And exam conducted in the year 2023. And Question paper code was '218/2023'. 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.
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It is a device which is located on top of the fuel tank or part of the expansion overflow
tank. This device prevents liquid gasoline from entering the vent line to the EVAP
canister.
A) Exhauster B) Liquid vapour separator
C) Rheostat D) Air mass meter
The oversize pistons are generally available inch above the standard
size.
A) 0.001 B) 0.002 C) 0.01 D) 0.02
Which of the following is not used to measure the engine bearing clearance ?
A) Telescopic gauge B) Plastigage
C) Feeler gauge D) Micrometer
The difference of readings in the top and bottom in the same direction in a cylinder bore
is known as
A) Ovality B) Taper
C) Both A) and B) D) None of these
A dial test indicator is used to check the
A) Crank pin wear B) Piston to cylinder clearance
C) Warpage of cylinder head D) Crankshaft end play
Valve stem to valve guide clearance in case of exhaust valves will not exceed
A) 0.125 mm ட) 0.15 mm C) 0.225 mm D) 0.25 mm
What is the result of a thick cylinder head gasket used instead of a standard one ?
A) Increase compression pressure B) Increasing compression ratio
C) Decreasing compression ratio D) Leaking of compression
It is not a reason for diesel engine does not start or stalls just after starting
A) Clogged air cleaner B) Air lock
C) Defective injection timing D) Clogged oil filter
The piston ring end clearance is measured with a
A) Feeler gauge B) Steel rule
C) Dial gauge D) Micrometer
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