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 'TRADESMAN ELECTRONICS AND PRODUCTION TECHNOLOGY TECHNICAL EDUCATION EKM DIST' And exam conducted in the year 2014. And Question paper code was '190/2014'. 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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A silicon Controlled Rectifier has :
(A) 4 lavers (B) 3 Terminals
(0 2layers (D) all of the above
A UJT can be used as :
) ٦ (B) Triggering Circuit
() Waveform Generating Circuit (D) All of the above
An SCR can be constructed by sandwiching two transistors such that :
(A) One PNP and the other NPN type (B) Both PNP type
(0) Both NPN type (D) All of the above :
L.V.D.T is based on the principle of variations of :
(A) Resistance (18) Inductance
(C) Capacitance (D) Temperature
The temperature coefficient of resistance for a thermistor is :
(ക Positive (B) Negative
(0 Zero (D) One
In a clamping circuit the time constant RC must be :
(ಸ) Large
(B) Small
(C) Large in comparison to the period of the signal
(D) None of the above
OP AMP can be used to generate the following types of waveforms :
(A) Square (B) Pulse
(0) Triangular (D) 7+20
Type of the modulation used in TV transmission is :
(4) Single sideband (18) Suppressed Carrier Double sideband
(© Vestigial Sideband (D) None of these
190/2014 8 A
