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) - DEPARTMENT : Technical Education ' And exam conducted in the year 2022. And Question paper code was '102/2022'. 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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InRS flip flop, if Q = 0 then the output is said to be :
(^) current state ൯) previous state
(€) set (1) reset
A shift register is defined as :
(A) The register capable of shifting information to the left only
(2) The register capable of shifting information to the right only
(C) The register capable of shifting information either to the left or to the right
(D) The register capable of shifting information to another register
A decade counter has ل states.
(A) 2 (B) 8
(C) 10 (D) 16
Which circuit is used to process the demodulation of Amplitude modulated signal?
(A) Ratio Detector (B) Envelope Detector
(C) Slope Detector (D) Quadrature Detector
In which modulation the signal is superimposed over the carrier waves?
(A) Amplitude modulation (B) Frequency modulation
(C) Phase modulation (D) Pulse modulation
Which type of antenna is used for point-to-point communication of radio waves?
(4) Yagiantenna (B) Omni directional antenna
(C) Dipole antenna (D) Parabolic antenna
Television broadcasting is done with :
(A) AM for video and audio signals
(B) 11 for video and audio signals
(0) AM for video and FM for audio signals
0) FM for video and AM for audio signals
Original signal can be obtained from sampled version using :
(A) _ high pass filter ൯) band pass filter
(C) low pass filter (D) 7076 of the above
11 102/2022
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