Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'ELECTRICIAN KSFDC LTD' And exam conducted in the year 2015. And Question paper code was '135/2015'. 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.
Which is the working principle of an instrument transformer?
(ക) Self-induction (®) LenZ slaw
(C) Mutual induction (D) Fleming’s Right hand rule
Switch board is fixed at a height of———————as per IE rules.
ശു 1517 B) 2.5M
© 2M (D) 3M
The rating of fuse is expressed in terms of :
(4) KVA (B) Current
(0) 17010889 യ None
A lead acid cell is rechargeable because :
(8) 1018 ೩ ೫6% व्या
(B) Its electrolyte has high specific gravity
(C) Its chemical reaction is reversible
(D) Its electrolyte is HaSOs
Breather De-hydrating material
வ பறை sulphate (B) Sodium chloride
(C) Calcium chloride (D) Sodium silicate
Instruments which must not be used in the circuit when the power is ON are :
(ക ணா 06 and Megger
(8) Phase sequence meter and लाल meter
(©) Frequency meter and tong tester
(D) Watt meter and PF meter
‘Which of the following can be called as integrating instrument?
(ക) Volt meter (B) Watt meter
(0 Power factor meter (D) Energy meter
Buchholz's relay is :
(ക) Current sensitive device (B) A frequency sensitive device:
(C) A gas actuated device (D) Voltage sensitive device