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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The function of NOT gate is to
(A) Invert an input signal (ए) കു two input signals
(C) Multiply two input signals (D) Perform as a universal gate
The channel width in PAL system is
(2) 5.5 MHz (B) 4433 MHz (C) 389 MHz (D) 7MHz
Clamping circuits make use of adding a level into an ac signal.
(ക) Zero (8) DC (€) AC {D) Negative
Which of the following statements is not related to Ohm’s law ?
(ക) Current is directly proportional to Pd
(8) Current is inversely proportional to resistance
)© Law is applicable to dc circuits
(D) Law is independent of temperature
Which of the following is not used for making LED ?
(ಸ) Germanium (8) Gallium arsenide
(9) Gallium phosphide (D) Gallium arsenide phosphide
In SCR if the conduction angle is less, the output, is
(५) More (8) 1555 (೮) Not affected (0) 17071೧"
The ripple output frequency of bridge 7೮೦ /1ಅ7 17 50 11: 50೧0111 1
(A) 50 (8) 25 ` (© 100 (0) 50
At saturation point of transistor, 2ج 1೪೫೧.
(५) Zero (8) ५८८ (C) عد (D) Infinite
144/2016 6
