Kerala PSC Previous Years Question Paper & Answer
Page:14
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.
Correct Answer:- Option-A
Question70:-Which system works with sound waves for measuring liquid level?
A:-Radar Level detector
B:-Ultrasonic level detector
C:-Displacer level detector
D:-Rotameter
Correct Answer:- Option-B
Question71:-On the Kelvin temperature scale, the steam point is
A:-383.15°K
B:-373.15°K
C:-373°K
D:-273°K
Correct Answer:- Option-B
Question72:-In a Bimetallic thermometer, the material of the thermal well may be
A:-Brass
B:-Steel
C:-Stainless steel
D:-All of the above
Correct Answer:- Option-D
Question73:-In a liquid-in-metal thermometer, the bourdon tube, the bulb and
capillary tube are completely filled with mercury, usually at a
pressure.
A:-lower
B:-higher
C:-may be higher or lower
D:-none
Correct Answer:- Option-B
Question74:-RTD is used to determine the temperature by measuring the
of a electrical wire.
A:-Conductance
B:-Resistance
C:-Voltage
D:-Capacitance
Correct Answer:- Option-B
Question75:-ISA type designation of chromel - Alumel thermocouple
A:-E
B:-J