Kerala PSC Previous Years Question Paper & Answer

Question Code : A


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'LINEMAN GR I REVENUE' And exam conducted in the year 2015. And Question paper code was '227/2015'. 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.

page: 5 out of 12
Excerpt of Question Code: 227/2015

82. For a full piteh 3 phase winding, what will be the coil throw, if the coil pitch 18 127
(ക 24 B) 6
(~) 10 ⋅ M) 12
88. ‘The range of 1 milliampere meter 18 changed to a 10 mA meter. The moving coil of a meter
have a resistance of 36 ohm. What is the value of resistance to be connected in parallel?
(ல்‌ கணு ‘(B) 3ohm
(C) 10 ohm (D) 36 081%

34. What is the name of the chemical used to get green colour light in neon sign lamp?
(A) Cadmium borate (B) Cadmium silicate
(0 ೫1೧೦ 8111080 (D) Phosphor

35. Which is not the passive components from the following?
(ക) Resister (B) Capacitor
(C) Transistor (D) Inductor

36. Which ane of the following is the LDR's applications?
(A) For switching operation (B) Used for voltage stabilization

(C) Temperature measurement (D) For measuring the intensity of light

87. What is the barrier potential for silicon diode?

(^) 03V By 04V
(©) 0.6% യ 0.7४
88. Which of the following value is appeared + the screen of the CRO, when measuring
AC voltage?
(வ) R.M.S. value (18) Average value
(C) Peak to peak value (D) Instantaneous value

39. - What is the application of Triac?
(४) 1६18 ०8९ for triggering
(B) It is used for controlling A.C. in either direction
(@} It is used to square pulse
(D) It is used as inverter, converting A.C to D.C

A 9 227/2018

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