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 QUESTION PAPER' And exam conducted in the year 2017. And Question paper code was '061/2017'. 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.
061/2017 ااال ااا الام
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LNBC stands for
A) Low Noise Broadcasting Converter
B) Low Noise Broadband Converter
C) Low Noise Blocking Converter
D) Low Noise Blockdown Converter
In the truth table of JK flip-flop, the condition J = K =1 represents
A) set B) reset C) toggle D) no change
The heart of oscilloscope is
A) power supply B) vertical amplifier
C) horizontal amplifier D) cathods ray tube
The technique used to generates HV in EHT is
A) split addition B) split subtraction
C) multiplexer D) extra multiwinding
A bistable circuit used 10 produce a rectangular cutput waveform is
A) Astable B) R-S flip-flop
C) Schmitt trigger D) Shift register
| AM radio receiver, the detection process is done by using
A) Foster seeley discriminator B) Ratio detector
C) Diode detector D) Quadrature detector
The |.F. (Intermediate Frequency) of F.M. radio recsiver is
A) 10.7 MHz B) 455 KHz C) 33.4MHz D) 20 KHz
The frequency of oscillation of RC phase shift oscillator is
1
1 B 1 1
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Zener diodes are
A) forward biased and heavily doped B) reverse biased and heavily 60066
C) forward biased and lightly doped D) reverse biased and lightly doped
