Kerala PSC Previous Years Question Paper & Answer
Page:2
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'LABORATORY TECHNICAL ASSISTANT MECHANIICAL SERVICING / AGRO MACHINERY VHSE' And exam conducted in the year 2015. And Question paper code was '027/2015'. 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.
8. Which is not the part of air brake?
(ಯ) Fly wheel (B) Compressor
(0 Unloader valve (D) Reservoir
9. Displacement pumps are also known 85 :
(A) Centrifugal pump (B) Turbine pump
(C) Propeller pump (D) Reciprocating مسيم
10, Spanners are generally made of :
(A) Cast iron (8) Chrome vanadium steel
(©) Aluminium (D) Mild steel
11. From the following which is not a cause of low discharge in a centrifugal pump :
(A) Speed of pump is low (B) There is mud on the suction line
(©) Delivery pipe is more big in size (D) Air leak in the suction line
12. 10 8 carburettor air fuel ratio for cold starting :
(4) 9:1 (8) 16:1
(0 1 : ™ 1:1
18. Inan air brake system the working fluid is :
(ക) Compressed air (8) Compressed liquid
(C) Heated air (D) Heated liquid
14, When cutting by hacksaw we do not press in reversed stroke because :
(ക) The teeth is projected backward (B) The teeth is projected forward
(0) The teeth is projected vertical (D) No such thing
15. Which is the transformation ratio of a transformer which has output voltage 200 volt and
input voltage 40 volt?
കര 10 ® 8
(C) 05 (D) 8000
16. Calculate the total resistance of 3.5 ohms, 2.75 ohms and 4 ohms connected in series:
(^) 4 ०078 (8) 2.75 قصتطه
(C) 3.5 مسطه (D) 10.25 ohms
27/2015 4 A
