Kerala PSC Previous Years Question Paper & Answer
Page:11
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'JUNIOR INSTRUCTOR ELECTRONIC MECHANIC INDUSTRIAL TRAINING' And exam conducted in the year 2018. And Question paper code was '079/2018'. 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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Clamper is also known as
வ கொண (B) Clipper
(C) Rectifier (D) DC Restorer
Vestigial Type Modulation gives :
(A) High SNR (B) Low Bandwidth
(C) Wide Bandwidth യു 17
Receiving Antenna for TV is normally
(A) Loop Antenna (8) Parabolic Reflector
(C) Yagi Antenna (D) ೫01606 Dipole
Pre-emphasis is used to
(¢) Increase RF Power (B) Convert FM into PM
(C) ഴം SNR (D) Correct AM into AM VSB
Sensitivity of Microphone is determined by measuring the
(A) Output voltage at a given sound pressure
(B) Output current at a given sound pressure
(C) Output voltage and current at a given sound pressure
(D) None of the above
Basic Principles of producing moving pictures is based on :
(മ) Continuity (B) Illusion of Continuity
(C) Both (A) and (B) (D) None of the above
Principle of VIDICON camera tube is based on
(A) Photo Emission Effect (8) Photo Conduction Effect
(C) Field Effect (D) Photo Voltaic Effect
A PIN Diode is frequently used as a
(¢) Peak Clipper
(B) Harmonic Generator
(C) Voltage Regulator
(D) Switching Diode for frequencies up to GHZ range
1 079/2018
[P.T.0]
