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 KERALA TOURISM DEVELOPMENT CORPORATION' And exam conducted in the year 2017. And Question paper code was '149/2017'. 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.
149/2017 O ۷ل
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The total capacitance of three condensers connected in series as C , =30 uF,
حو 15 ೬೯ 8೧ರ عير 20 - ٢
ಸಿ) 6.66 عير B) 65 uF ۴ر 9/۵ (ہ 0) 80
Induction motor runs at
A) Synchronous speed B) Below Synchronous speed
C) Above Synchronous speed D} None of these
Short pitch winding is used because it
A) Magnifies the voltage
8) Saves copper of the end rings
C) Improves the wave form of the induced EMF
D} Magnifies current
Generally at unity PF the voltage regulation of an altemator is
A) Positive 8) Negative C) Zero D} None of these
In three phase delta connection, line voltage is
^) ۷ (ط ۷۸۰۸/۵
C) Same as phase voltage D) Same as line current
Alternating current can induce voltage because it has
A) High peak value 8) Varying magnetic field
0) Constant magnetic field D} None of these
In two watt meter method of power measurement if the PF is unity then
है) ۷۷, > ۷۷ B) W >W, ©) ५५, = ५५ 0) ४४ = 0
Induction type watt meter can be used in
A) AC only B) DC only
C) Both AC and DC D} None of these
