Kerala PSC Previous Years Question Paper & Answer

Title : ELECTRICIAN GR II PRINTING GOVT PRESS
Question Code : A

Page:9


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'ELECTRICIAN GR II PRINTING GOVT PRESS' And exam conducted in the year 2015. And Question paper code was '141/2015'. 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.

page: 9 out of 12
Excerpt of Question Code: 141/2015

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The Apparent power mentioned in the name plate of a CT in volt ampere at specified
power factor is :

(4) CT rating (8) Burden

(C) Fault KVA (D) KVA rating
The primary and secondary voltage of a Delta - star transformer is out of phase with a
degree of :

ക 605 1) 905

(0 120 (0.30;

A 6 pole 5 KW, 50 Hz 3@ motor having a full load slip of 3%, what will be the speed at full load :

(ക 1200 rpm (B) 1164

(C) 970 rpm (D) 1000 rpm
While testing a capacitors with the help of ohm meter the needle deflects towards zero and
then goes to infinity the capacitor is :

(ക) Shorted (B) Leaky

(C) Open യ Good

The instrument used for measuring RPM is :
(ಯ) Tacho — meter ര Tong
(C) Wheat stone Bridge (D) Grouler

From the following, which is not characteristic of a capacitor start capacitor run motor?
(A) High starting torque (B) Good starting PF
(C) Noise operation (D) High running Torque

Among them which light source having high lumen efficiency :
(A) Hallogen lamp (B) Sodium vapour lamp
(C) LED (D) Mercury vapour lamp

BT - 136 is a semi conductor device, the device is :
(A) Diac (2) Triac
(C) Transistor (D) 76707 61060

11 141/2015
[P.T.0]

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