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 ' Electrician- cum- Mechanic' And exam conducted in the year 2023. And Question paper code was '118/2023/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.
C:-Amplifier circuit
D:-Rectifier circuit
Correct Answer:- Option-B
Question46:-Which is a passive component?
A:-Transistor
B:-Capacitor
C:-Diode
D:-Diac
Correct Answer:- Option-B
Question47:-What is the purpose of Diac in power control circuit?
A:-As rectifier
B:-For triggering
C:-As an oscillator
D:-For amplification
Correct Answer:- Option-B
Question48:-The internal power supply units of CPU is
A:-CVT
B:-UPS
C:-SMPS
D:-Stabilizer
Correct Answer:- Option-C
Question49:-Which type of transformer does not isolate the secondary?
A:-Auto transformer
B:-Potential transformer
C:-Current transformer
D:-Distribution transformer
Correct Answer:- Option-A
Question50:-A megabyte contains
A:-1000 KB
B:-1024 KB
C:-1024 Bytes
D:-500 Bytes
Correct Answer:- Option-B
Question51:-Why the load is disconnected before the offload tap changing
operation of a transformer?
A:-To disconnect the tappings from neutral point