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- Information Technology' And exam conducted in the year 2023. And Question paper code was '023/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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.
Correct Answer:- Option-C
Question11:-A capacitor is connected in a dc circuit. What will be the reactance of
the capacitor?
A:-zero
B:-infinite
C:-moderate
D:-can not tell
Correct Answer:- Option-B
Question12:-A circuit consists of a capacitor, resistor and a voltage source in series.
If the voltage across the resistor measures zero, then the capacitor is
A:-charging
B:-fully charged
C:-discharging
D:-fully discharged
Correct Answer:- Option-B
Question13:-In reverse biased pn junction, when the voltage is increased, the
voltage at which the current will start to flow is called
A:-barrier potential
B:-forward voltage
C:-biassing voltage
D:-breakdown voltage
Correct Answer:- Option-D
Question14:-The advantage of bridge rectifier over the centre tapped full wave
rectifier is
A:-higher efficiency
B:-lower ripple factor
C:-lower peak inverse voltage (PIV)
D:-all of the above
Correct Answer:- Option-C
Question15:-The percentage ripple of full-wave rectifier is
A:-48%
B:-121%
C:-91%
D:-100%
Correct Answer:- Option-A
Question16:-For a two input XOR Gate, if one input is A and other input is 0, then
the output will be