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 TECHNICAL EDUCATION' And exam conducted in the year 2016. And Question paper code was '144/2016'. 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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In a multistage amplifier, the overall voltage gain is equal to _ _ of the gains of
individual stages.
[ക] ടോ ए) Half (9 [1 (0) Gain एव one stage
AM wave has side bands.
விம (8) ೦0೧9 (ಲಿ) a number of (D) ೧೪೦
IF in AM radio receivers is obtained by
(வ) Detection (8) Heterodyning [0 Rectification [12] Amplification
Barkhausen criterion is important in
1೩) Osdillation (ए) Rectification (८) Doping (D) Demadulation
oscillator is not a sinusoidal oscillator,
(3) RC phase shift (8) Wien bridge (C) Crystal (2) UIT relaxation
The statement not related (0 8 diacis _
(हे) Itis a two terminal device (8) 1८15 an SCR without its gate terminal
(C) It can be used to trigger a triac (12) It is a bidirectional switching device
The image continuity in motion pictures is obtained by the property of
(ಸ) Doppler effect (8) Skin effect
(0) Photoelectric effect (D) Persistence of vision
dB is used to measure .
(ಯಿ) power level (8) நண (9) voltage (D) magnetic flux
Cross over distortion occurs in type of amplifiers.
(A) Class A (8) Class B )© ಲಲ (2) Push-pull
The leakage current in a transistor is _ dependent on.
(५) Temperature (8) Voltage
(2) Majority charge carriers (D) Input signal
7 144/2016
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