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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Which of the following is true?
(A) Carrier contains more power than sidebands
(13) Carrier contains less power than sidebands
(C) Carrier contains equal pawer as in sidebands
(1)) None of the above
The effect of negative feedback are following except :
(ക Reduction in gain g (18) Increase in Bandwidth
(£) Increase in Distortion - (D) Reduction in vutput impedence
The frequency characteristics of an amplifier can be divided into :
(ಗೆ) Three regicns (B) Four regions
(C) Two regions (D) None of the above
The multistage amplifier is an amplifier having only -
(ക) one stage (B) two stage
(C) வடா more stages (D) none of the above
A transistor connected in CB configuration has :
(A) Alow input resistance and high output resistance
(B) A high input resistance and low output resistance
(9) கரண input resistance and low output resistance
(D) A high input resistance and high output resistance.
An ideal current source is one whose internal resistance is :
(A) High ஐ (ன
(C) Zero (D) Infinite
Acellisa:
(^) DC voltage source (B) AC voltage source
(0 Constant current source (D) 18681 ೧೬೯೯೧೧೬ source
In a practical voltage source, the source resistance is :
(ಗಿ) Very low compared to load resistance
(B} Very high compared to load resistance
(0 Equal to the load resistance
M) Zero
9 190/2014
[P.T.0.]
