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 'Pump Operator' And exam conducted in the year 2023. And Question paper code was '019/2023'. 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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019/23
The forward voltage, at which the current through the PN junction starts increasing
rapidly is known as
i) Cut off voltage
) Knee voltage
iii) Peak reverse voltage
iv) Cut in voltage
) Only i and ii B) Only ii and iv
) Only i and iv D) All the above (i, ii, iii and iv)
Which of the following is/are Pentavalent impurities ?
) Antimony
) Boron
iii) Bismuth
A) Only i and iii 8) Only i and ii
C) Only ii and iii D) All the above (i, ii and iii)
Which of the following is/are the application of Zener diode ?
) Amplifier
) Peak clipper
) tage regulator
) | wave rectifier
) Only i and iv B) Only ii and iv C) Only i and iii D) Only ii and iii
Parameters which determine the performance of a JFET is/are
) AC drain resistance
) Knee voltage
iil) Transconductance
A) Only i andii 8) Only i and iii
C) Only ii and iii D) All the above (i, ii and iii)
In a linear resistor
i) Resistant value is constant
ii) V and | are directly proportional
1) V and | are inversely proportional
iv) Resistance value not constant
) Only i and iii B) Only i and iv C) Only i and ii D) Only iii and iv
According to the Ohm’s law which of the statement is/are correct ?
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Only i and ii B) Only ii and iv C) Only i and iii D) Only iii and iv
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iii)
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