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 'Refrigeration Mechanic UIP' And exam conducted in the year 2023. And Question paper code was '018/2023/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:-Helium
D:-Nitrogen
Correct Answer:- Option-D
Question73:-What is the purpose of providing fins on the tubes of a coil ?
A:-To prevent frost formation
B:-Extended surface for heat transfer
C:-For restricting the air flow
D:-For filtering the air
Correct Answer:- Option-B
Question74:-Which instrument make the use of bourdon tube ?
A:-Thermometer
B:-Multimeter
C:-Barometer
D:-Pressure gauge
Correct Answer:- Option-D
Question75:-The component of Ice candy plant which circulates the brine solution
throughout the brine tank is
A:-Compressor
B:-Condenser
C:-Accumulator
D:-Agitator
Correct Answer:- Option-D
Question76:-Refrigerant used in Ice plants is
A:-R12
B:-R134a
C:-R600a
D:-R717
Correct Answer:- Option-D
Question77:-According to the order of priority, which one of the following
components should be started first in an Ice plant ?
A:-Compressor
B:-Condenser water pump
C:-Agitator motor
D:-Defrost heater
Correct Answer:- Option-C
Question78:-Which psychrometer uses battery operated small fan ?