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.
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The current in 8 series circuit is
(A) Same throughout the circuit
(8) Sum of individual resistor's current
(C) Depends Individual resistance value
(D) Calculated by product of resistance and voltage
The low value resistance can be measured by
(A) Series ohm meter (B) Substitution method
(C) Kelvin bridge method
As per Ohm's law the current is
(A) Directly proportional to the voltage
(B) Inversely proportional to the voltage
(C) Directly proportional to the resistance
(D) Inversely proportional to the temperature
Ohm's law states the relation between
(A) Current, E.M.F. and Voltage
(B) E.M.F. Current and Resistance
(C) Temperature, E.M.F. and Resistance
(D) Voltage, Specific resistance and Resistance
The formula to find the current (I) as per Ohm's law is
(A) । = R/V (B) । = V R?
(C)l=V/R (D)I=VR
(D) Wheatstone bridge method
What is the change of resistance value of the conductor as its diameter is doubled?
(A) Increases to two times
(B) Decreases to four times
(C) Decreases to half of the value
(D) No change in value of the resistance
What is the value of resistance in an open circuit ?
(A) Zero (B) Low
(C) High (D) Infinity
छि اا 12021