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 'OVERSEER ELECTRICAL KERALA PORT DEPT' And exam conducted in the year 2014. And Question paper code was '154/2014'. 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.
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Transformer-core laminations are made of :
(ക) Silicon steel (8) Wrought iron
(೮) Cast iron (D) Cast steel
Skewing of rotor slots helps in :
(ಗಿ) Improving heat transfer
(8) Reducing noise
(C) Suppressing undesirable harmonics
(D) भा of the above
The colour of sodium lamp is :
(ಸಿ) Blue (ए) Yellow (८) மம் (D) White
Electric potential is a :
[ക] Scalar quantity (9) Veclor quantity
(C) Dimensionless (D) Nothing can be said
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Fleming's left hand rule is applicable to :
(A} Transformer (छ) d.c. generator (C) Alternator (D) d.c. motor
Application of Nortion's theorem to a cireuil yields :
(A) Egquivalent current source
(8) Equivalent current source and impedance in series
)© Equivalent impedance
(D) Equivalent current source and impedance in parallel
As the voltage of transmission increases, the volume of conductor :
(A) Increases (8) Does not change
(C) Decreases (11) Increases proportionately
A material commonly used for shielding or screening magnetism is :
(ക) Brass (0) றை (೧) Soft iron (0) Aluminium
Which of the following devices cannot convey from d.c. to ac. ?
(A) Mercury arc rectifier (8) Motor convertor
(ल) Motor generator (D) All of the above
11 154/2014
(7.7.0.
