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 'Lineman-PWD (Electrical Wing) ' And exam conducted in the year 2021. And Question paper code was '131/2021'. 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. Demand factor X connected load =
(A) Average load (B) Power plant capacity
(C) Maximum demand (D) Average demand
64. Solar PV. module efficiency will always be
(A) greater than cell efficiency (B) less than cell efficiency
(C) equal to cell efficiency (D) above 1
65. Service lines are the part of
(A) Primary transmission (B) Secondary transmission
(C) Primary distribution (D) Secondary distribution
66. Solar panel output does not depend on
(A) Geographical location (B) Season of the year
(C) Time of the day (D) AH capacity of connected battery
67. Example for non-conventional energy source
(A) Coal (B) Natural gas
(C) Sun (D) Petroleum
68. Conducting media in MHD Tunnel is
(A) Hydrogen (B) Plasma
(C) Solid conductor (D) Super conductor
69. An 8 pole alternator produces 50 Hz supply. What will be the speed in rpm?
(A) 750 (B) 190
(C) 1500 (D) 1200
70. Unit of solar irradiance is
(A) m?/W (8) ۸۷/۳
(©) W/m? (0) m/W?
71. Advantage of D.C. Transmission system
(A) No inductance (B) No phase displacement
(C) Better voltage regulation (D) All of the above
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