Kerala PSC Previous Years Question Paper & Answer
Page:4
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'ELECTRICIAN /PUMP OPERATOR REVENUE' And exam conducted in the year 2015. And Question paper code was '231/2015'. 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.
26. Forced — blast circuit breakers have speed of cireuit ಗ
(A) Low (B) Medium
(~) High (1) Very high
27. The lime current characteristics of a fuse has :
(A} 000 (B) Inverse
(¢) Linear (D) None of these
28. The melting point of fuse element should have : 2
(५) ما (2) Medium
(C) High . (D) Very High
29. Capacitive current breaking results in :
(ക Current surges (7) Harmonics
(C) Arcing 0) Voltage surges
30. The voltage கடு process of a de generator is : :
(ಗ) Difficult (B) Delayed
(C) Infinite (D) Cumulative
31. The voltage regulation of an over compound de generator is always :
(ക Negative (ए) Positive
(0) Zero (D) High
82. The normal value of the armature resistance of a de motor is :
(ಗ) 0.005 By 05
© 10 @™ 100
83. A de motor develops a torque of 200 N-m at 25 rps. At 20 rps it will develop a torque of
க بج
(A) 128 @ 160
© 200 തു 250
34. The speed of dc motor is inversely its :
) ۷ (B) Voltage
(0 Frequency M Pole
231/2015 6 A
