Kerala PSC Previous Years Question Paper & Answer
Page:11
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Instrument Mechanic' And exam conducted in the year 2023. And Question paper code was '158/2023/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.
B:-Stroboscope
C:-Megger
D:-AC tachometer
Correct Answer:- Option-A
Question54:-LVDT windings are wound on
A:-Steel sheets
B:-Aluminimum
C:-Soft iron
D:-Copper
Correct Answer:- Option-C
Question55:-The polarity of DC tachometer output indicates
A:-polarity of connection to the electric circuit
B:-direction of rotation
C:-accuracy of tachometer
D:-speed of rotation
Correct Answer:- Option-B
Question56:-Which of the following conversion take place in bourdon tubes?
A:-Pressure to displacement
B:-Pressure to voltage
C:-Pressure to strain
D:-Pressure to force
Correct Answer:- Option-A
Question57:-In McLeod gauge,
A:-High pressure fluid is expanded to a low pressure which is read by the
monometer technique
B:-Low pressure fluid is compressed to a high pressure which is read by the
bourdon technique
C:-High pressure fluid is expanded to a low pressure which is read by the
bourdon technique
D:-Low pressure fluid is compressed to a high pressure which is read by the
monometer technique
Correct Answer:- Option-D
Question58:-Absolute pressure is equal to
A:-Atmospheric pressure + Gauge pressure
B:-Vacuum pressure - Atmospheric pressure
C:-Vacuum pressure + Atmospheric pressure
D:-Atmospheric pressure - Gauge pressure