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 'A/C MECHANIC KTDC' And exam conducted in the year 2017. And Question paper code was '132/2017'. 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.
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Commercial reciprocating compressor lubricated by
(ಹ) Forced feed (B) Splash lubrication
(C) Machine lubrication (D) None of the above
Centrifugal switch disconnected after the rotor has reached of the rated speed.
(^) 5015 55% 0) 550 60%
(೧ 70075% യ) 7515 80%
Why is three phase induction motor self starting 7
(^) phase angle difference 60°
(8) phase angle difference 180°
(C) phase angle difference 90°
(D) phase angle difference 120°
Standard atmospheric pressure is
(^) 1.0332 kg f/sq.cm. (B) 1.332 kg f/sq.cm.
(೮) 2.0332 kg f/sq.cm. (D) Allthe above
Chemical formulae of R-600 a
ல டி 0) (त
(0 ಲೃಚ್ಠ യ ഛം
What is general chemical formula for finding Refrigerant Numbering ?
(&) CH,CLF andn+p+q=2p+2
(B) C,H,CLF andn+p+gq=2m+2
)© வருவ andn+p+q=2n+2
(0) C,H,CLF andn+p+q=2q+2
What is the colour code of Refrigerant 410 A ?
(A) Rose (B) Orange
(C) Chocolate Brown (D) Coral Red
The various methods of duct design are
(^) Equal friction method (B) Velocity reduction method
(C) Static regain method (D) Allofthese
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