Kerala PSC Previous Years Question Paper & Answer

Title : POLICE CONSTABLE TELECOMMUNICATIONS POLICE
Question Code : A

Page:9


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'POLICE CONSTABLE TELECOMMUNICATIONS POLICE' And exam conducted in the year 2018. And Question paper code was '024/2018'. 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 13
Excerpt of Question Code: 024/2018

68.

69.

71

75

74.

In B—H Curve, ‘B’ represents __
(ക) Magnetic flux density (B) Magnetic field intensity

(©) Reluctance യ) Magnetic flux

Power factor of a pure resistive load is

(ക) unity ® 08 © 05 (2) മട
In an AC circuit, an ammeter measures value of current.

Average value (B) - Peak value

RMS value (D) Minimum value

To convert a moving coil galvanomeler in to an ammeter, it must connect
(ക) high resistance in series (B) low resistance in series

(യ high resistance in paralle] () low resistance in parallel

The speed of a shunt mot
starter will be _

r has to be controlled through the ‘flux control method’, the suitabl

(ಗಿ) Direct On Line starter (೫) 2-point starter

(C) 3-point starter (D) 4-point starter

The watlmeter reading റ! ഒ transform

cr on open circuit test is 600 Watt and on short circul
test at full load current is 1200 wa

hat will be the copper loss at half load 7
(A) 1200 Watt (8) 800 Walt (८) 300 Watt (D) 600 Watt

The eddy current loss in the transformer occur in
(A) primary winding (8) ண

(€) secondary winding (D) supply side

The fixed coil in dynamometer type wattmeter is the
(A) Current coil (B) Pressure coil

(ಲ) Power coil () None of the above

024/2018 10

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