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 'Junior Instructor (Instrument Mechanic) Industrial Training Dept English ' And exam conducted in the year 2019. And Question paper code was '065/2019'. 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.
033. 5೦೫18 switch
[ക Unidirectional (B) Bidirectional
(C) Three directional (D) None of these
034. Which semiconductor power device out of the following is not a current triggered
device?
[ക Thyristor (B) Triac
© ௭௦ (D) MOSFET
035. Modem is used for
(ல Printing (B) Video editing
(C) Datadisplay (D) Dial-up connection
036. A microprocessor performs the functions of CPU of a
(^ Control bus (B) Digital computer
(C) Memory (D) Databus
037. Zener diode is used as
(ல Amplifier (8) Switch
(C) Regulator (D) None of these
038. Which of the following is not an advantage of negative feedback?
(^ Reduced noise (ಔ) Increased gain
(0) Reduced distortion (D) Increased sound யவ
039. The oscillator which generates sine wave oscillations is called
(^ Feedback oscillator (8) Harmonic oscillator
(C) Damped wave oscillator (D) Relaxation oscillator
040. The input resistance of an Op—Amp is about
കൂ 21൭ (8) 20mQ
(©) 272 (D) 200೧
ஊக झा
