Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'DRAUGHTSMAN GRADE II (MECHANICAL) in KEAEC Ltd and OVERSEER/ DRAFTSMAN (MECHANICAL) GRADE II in PWD/ Irrigation' And exam conducted in the year 2021. And Question paper code was '066/2021'. 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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What is bleeding ?
A) Replace seals and springs of a hydraulic valve
B) Remove air from a hydraulic line
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C) The process of top up or change the hydraulic fluid
D) The regular maintenance of a hydraulic machine
The flow rate of oil in a hydraulic machine is expressed in
A) kg/cm?
©) kg/m
8) m?2/minute
D) m3/second
FRL (Filter, Regulator and Lubricator) is an essential part of
A) Pneumatic power tool
C) Hydraulic brake system
B) Hydraulic press
D) Direction contro! valve
Which tool is used to hold large diameter pipes ?
A) Channel lock plier
C) Chain wrench
B) Pipe wrench
D) Pipe vice
The valve which prevent reverse flow of fluid in a hydraulic machine
A) Protection valve
C) Throttle valve
B) Non-return valve
D) Unloaded valve
Which device is used to connect two pipes with different diameter ?
A) Union
C) Nipple
B) Cap
D) None of these
The process of making leak proof joint in a riveted joint is
A) Welding
C) Caulking and Fullering
What is long radius elbow ?
A) Radius is equal the bore of pipe
B) Radius is 1.5 times of bore of pipe
C) Radius is 2 times of bore of pipe
D) Radius is half of bore of pipe
B) Brazing
D) Soldering
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