Kerala PSC Previous Years Question Paper & Answer

Title : Motor Mechanic, Tradesman (Automobile Mechanic) - Health Services,
Question Code : A


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Motor Mechanic, Tradesman (Automobile Mechanic) - Health Services,' And exam conducted in the year 2023. And Question paper code was '072/2023'. 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.

page: 8 out of 16
Excerpt of Question Code: 072/2023











EGR reduces the content of emission.

A) NO, content B) CO content

C) HC content D) H,0 content

In CRDI System high pressure pump develops pressure up to bar.
A) 200 to 2000 B) 10 to 2000

C) 1500 to 3500 D) 3500 to 5000

What is EDC ?

A) Electronic Diesel Control B) Eco Diesel Control

C) Economic Diesel Control D) Electronic Diesel Charging
Composition percentage of DEF in selective catalytic reduction is

A) 70% de-ionized water 30% urea

B) 72.5% de-ionized water 27.5% urea
C) 62.5% de-ionized water 37.5% urea
D) 67.5% de-ionized water 32.5% urea

are provided in the fuel tank to minimize the slushing of fuel due to
movement inside the tank.

A) Weight seperator B) Low pressure addictive
C) Baffles D) Cast iron net

The cold starting device used in modern diesel engine is

A) Spark Plug B) Heater Coil

C) Glow Plug D) Electric Spark
Working Principle of clutch is

A) Gravity B) Density

C) Friction D) Torque

Position of clutch in Transmission system is

A) In between gear box and propeller shaft

B) In between engine flywheel and gear box shaft

C) In between clutch shaft and counter shaft

D) In between differential and final drive

Fluid Coupling is generally used with

A) Constant mesh gear box B) Epicyclic gear box

C) Sliding mesh gear box D) Synchro mesh gear box

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