Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'ELECTRICIAN HEALTH SERVICES MEDICAL EDUCATION SERVICE ARCHAEOLOGY QUESTION PAPER' And exam conducted in the year 2017. And Question paper code was '047/2017'. 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.
ഇ! 0472017
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Standard form of an altemating voltage, e =
ھ Sin2niT 8) ಕೃ 6೧271
0) ಕೃ ೦0827೯ 0) ಕೃ ೦08271
A sine wave has an angular frequency of 100 = radian/sec. lis frequency is
A) 100 Hz B) 200 Hz C) 25 Hz D) 50 Hz
Percentage slip, S =
۷-۷ لاملا
டி 190 B) പു 109 (ھ
~ N-N,
0 ووم للحلا D) ---5>100
Stray losses are
A) Copper loss
B) Magnetic and mechanical losses
C) Eddy current loss
D) Hysteresis loss
Transformer gives maximum efficiency, when
A) Hysteresis loss = Eddy current loss
B) Copper loss = Hysteresis loss
C) Copper loss = Mechanical loss
D) Copper loss = Iron loss
All day sfficiency of transformer is
10/1 17100/0124 ೧೫) Inputinkva (0124 ೧೫)
1700! 170/4 (10124 ೧) InputinKwh _ {for 24 hrs)
A transformer consists of 1000 primary tums and 1600 secondary tums. What is the
secondary induced emif if primary voltage is 250 V ?
A) 360V 5) 400% 0) 500% 0) 450 ४
