Kerala PSC Previous Years Question Paper & Answer
Page:3
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Technician GrII - Electrician - Kerala Co-operative Milk Marketing Federation Ltd' And exam conducted in the year 2020. And Question paper code was '030/2020'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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.
10.
11.
. Permalloy is an alloy containing
030/2020
. The fusing factor of HRC fuse will be
A) 0.707 B) 0.637 0) 1.21 D) 1.1
. Resistance of 230 v 100 w incandescent lamp is
A) 2.3 0111 B) 529 ohm C) 4.3 ohm D) 625 ohm
. Temperature coefficient of resistance is measured in
A) ۶٥ 8) Ohm?/0°c
©) Ohm عع ഉ) Ohm? -0°c
. Example of paramagnetic material is
A) Nickel B) Graphite
©) Air D) Steel
. Working voltage of megger for testing domestic installations are
A) 200% B) 230v C) 500% 0) 440%
. The power factor of purely resistive circuit is
A) Unity B) Zero C) Lagging D) Leading
. The capacitive reactance is measured in
A) Farad B) Ohm
C) Ohm/Farad D) Farad/ohm
A) Nickel and iron B) Tin and lead
C) Nickel and chromium D) Nickel and copper
. For 8 sinusoidal current crest factor is
A) 1.11 B) 1.414 C) 4.44 D) 0.637
The specific gravity of electrolyte in a fully charged lead acid battery is
A) 1.285 B) 1.100 C) 1.175 D) 2.585
The composition of tin and lead used in electrician solder are
A) 50%, 50% B) 60%, 40% C) 65%, 35% D) 90%, 10%
-3-