Kerala PSC Previous Years Question Paper & Answer
Page:10
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'LINEMAN PUBLIC WORKS DEPARTMENT ELECTRICAL WING' And exam conducted in the year 2018. And Question paper code was '020/2018'. 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.
63.
64.
65,
66,
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71.
The effective value of sine wave is ۶
வ ணன ൫ 0.82 (9 ٦7
average
(D) 0.637xV,
average
The bending of electrodes due to over charging and discharging in a cell is known as
(മ) Hard Sulphation (8 Buckling
(ಲ) Para short (D) None of these
The heavily dopped region of a bipolar junction transistor is s
(5) Emitter (B) Base (ಲ) Collector (D) None of these
The unit of reluctance is
(5) Ampere turns (3) Ampere turns/weber
(9) Weber/Ampere turns (D) Weber/metre?
The fuse element used in HRC fuse is
(ಹ) Copper (B) Tungsten (~) Aluminium (D) Silver
The switch is commonly used to control a lamp from three places is
(മ) عد way switch (B) Two way switch
(ಲ) Rotary switch (D) Intermediate switch
The load on each power sub circuit should normally be restricted to -
(മ) 800% (B) 3000 kW (೧) 3000 (D) 8001൯
Dynamometer type instruments can be used as a
(5) dc circuit only (8 AC circuit only
(ಲ) For both AC and DC circuits (D) None of these
The main winding and starting winding of a single phase induction motor are connected in
across the supply.
(2) ട്ടെ (B) Series - Parallel (C) Either (A) or (B) (D) Parallel
020/2018 10 A
