Kerala PSC Previous Years Question Paper & Answer

Title : Drilling Assistant (SR for SC/ST)
Question Code :


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Drilling Assistant (SR for SC/ST)' And exam conducted in the year 2023. And Question paper code was '136/2023/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.

page: 14 out of 20
Excerpt of Question Code: 136/2023/OL

C:-Sution pipe
D:-High pressure pipe
Correct Answer:- Option-D

Question69:-How much pressure does the high pressure pump develop in a CRDI

A:-1000 - 2000 bar
B:-5000 - 6000 bar
C:-7000 - 8000 bar
D:-9000 - 12000 bar
Correct Answer:- Option-A

Question70:-What is the primary purpose of a Variable Intake Manifold system in a
Electronic Fuel Injection?

A:-To increase air-fuel ratio

B:-To enhance the volumetric efficiency
C:-To eliminate carbon monoxide

D:-To reduce carbon deposit

Correct Answer:- Option-B

Question71:-It is small filtering device used to remove water from the diesel fuel
before it reaches to the sensitive parts of the diesel engine

A:-Diesel fuel water separator
B:-Diesel fuel feed pump
C:-Diesel injection pump
D:-Engine gasket

Correct Answer:- Option-A

Question72:-Which of the following statement is/are correct about IACV in a EFI

1. It controls the amount of air bypassing the throttle plate to maintain the
desired idle speed

ii. It is a stepper motor or a solenoid operated valve, located on or near the
throttle body

iii. The ECU sends signals to the IACV to open or close in response to changing
engine conditions

A:-Only (i and ii)

B:-Only (i and iii)

C:-Only (ii and iii)

D:-All of the above (i, ii and iii)

Correct Answer:- Option-D
Question73:-MAP sensor measure the

A:-Exhaust manifold pressure

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