Kerala PSC Previous Years Question Paper & Answer
Page:7
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'DRILLING ASSISTANT GROUND WATER DEPARTMENT English ' And exam conducted in the year 2019. And Question paper code was '064/2019'. 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.
51.
52.
58.
54.
55.
56.
57.
58.
59.
The cooling water does not come in direct contact with cylinder in:
(മ) Wet liner {B) Castiron
(0 Dryliner (D) None of these
Compression rings are generally made of:
{A) Cast iron {B) Low carbon steel
{C) High carbon steel (D) Aluminum
A hole drilled between the crank shaft main journal and erank pin:
{A) Lubricating connecting rod bearing (8) Balancing the crank shaft
€) Reducing crank shaft weight യ) Reducing crank shaft vibration
The purpose of piston ring is to control:
(ಹ) Oil consumption {B) Combustion pressure
{C) Cylinder wall lubrication യ Allof the above
The engine valves are closed by:
{A) Valve spring {B) Cam shaft
{C) Timing device (D)} Crank shaft
The most commonly used valve in an automobile engine is:
(A} Sleeve valve {B) Rotary Valve
{C) Poppet Valve (D) All of these
The engine component which reduces noise of exhaust gases is:
(മ Tall pipe {B) Mulffler
{C) Inlet manifold യ) Exhaust pipe
The camshaft controls:
{A) Valve timing {B) Valve closing
€) Valve opening യ Allof these
‘While lapping a valve the lapping compound is applied to its:
(4) Face (B) Stem
€) Guide യ ഈ
8 64/2019
[P.T.0.]
