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 'Mechanic' And exam conducted in the year 2023. And Question paper code was '166/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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.
conditions of engine in Fl. pump is?
A:-Bleeding
B:-Caliberation
C:-Phasing
D:-Greasing
Correct Answer:- Option-B
Question46:-Energy released by the complete combustion of unit mass fuel is called
A:-Specific gravity
B:-Flash point
C:-Density
D:-Calorific value
Correct Answer:- Option-D
Question47:-The device in the diesel fuel feed system which convert low pressure
fuel to high pressure to inject fuel is
A:-Fuel feed pump
B:-F.l. pump
C:-Fuel pump
D:-Diaphragm pump
Correct Answer:- Option-B
Question48:-Blow by gases in the I.C. engines are recirculated by
A:-S.C.R. System
B:-Down draft system
C:-E.G.R. System
D:-Up draft system
Correct Answer:- Option-C
Question49:-Which part in the exhaust system reduces air pollution of Petrol
engines?
A:-Catalytic converter
B:-Silencer
C:-Tail pipe
D:-Exhaust pipe
Correct Answer:- Option-A
Question50:-Chemical content in the engine exhaust system which cause air
pollution by burnt fuel particles is
A:-Carbon dioxide
B:-Carbon monoxide
C:-Hydro carbon