Kerala PSC Previous Years Question Paper & Answer
Page:9
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'LABORATORY TECHNICAL ASSISTANT MAINTENANCE AND OPERATION OF MARINE ENGINES VHSE' And exam conducted in the year 2015. And Question paper code was '016/2015'. 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.
65.
66,
67.
68.
70.
7L
72.
73.
A piston ring compressor iz used to :
(A) insert piston into the cyvlinder
(B) insert piston ring 10 the piston
{C) to meagure piston ring end gap
(12) toreduce piston ring end gap
Engine driven lubricating oil pumps are :
(A) centrifugal pump
(C) gear pump
Which is not a positive displacement pump?
(ಗ) Vane pump
(£) Piston pump
The purpose of priming in centrifugal pump is :
(A) to lubricate the pump
(B)
(0)
D)
to ool the pump
to remove the impurities
Wartsila — Sulzer RTA 96 C is considered as the most powerful IC engines today. The power
produced per cylinder iz approximately :
(A) 1000 kW
0 4000 kW
is not a part of a fuel injector:
nozzle
needle valve
(ക)
(0)
Isothermal process is ಇ [37700685 ७५11६८६ :
(A) temperature is constant
(0 volume is constant
Example for an extensive property :
(ಗೆ) temperature
(¢) heat
Scavenging is a process in internal combustion engine :
(A) to clean the combustion space
(8)
(D)
®)
0)
to remove air from the suction pipe to the casing top
(0)
(D)
0
0)
(B)
(D)
(B)
(D)
reciprocating pump
diaphragm pump
Centrifugal pump
Gear pump
2000 kW
6000 kW
compression spring
barrel
heat is constant
pressure is constant
pressure
density
(B) to push out exhaust gases and fill the eylinder with fresh air
(0)
to preheat the charge air and ensure complete combustion
(10) remove hazardous chemicals of exhaust gas
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16/2015
[P.T.O]
