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 '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:-Thermostatic expansion valve
D:-Electronic expansion valve
Correct Answer:- Option-B
Question45:-Which of the following expansion device cannot change the quantity of
refrigerant according to the load ?
A:-High side float valve
B:-Low side float valve
C:-Thermostatic expansion valve
D:-Capillary tube
Correct Answer:- Option-D
Question46:-Operating temperature of frosting type evaporator is
A:-Below 32°F
B:-Above 32°F
C:-Above 0°C
D:-Below 212°F
Correct Answer:- Option-A
Question47:-What is the other name of bare tube coil evaporator ?
A:-Fins evaporator
B:-Tube in tube evaporator
C:-Prime surface evaporator
D:-Shell and coil evaporator
Correct Answer:- Option-C
Question48:-Which type of evaporator is used in direct cool refrigerator ?
A:-Plate type
B:-Bare coil
C:-Fin and tube
D:-Pipe in pipe
Correct Answer:- Option-A
Question49:-Which component provide necessary pumping action to refrigerant in
direct cool refrigerator ?
A:-Expansion device
B:-Filter drier
C:-Accumulator
D:-Compressor
Correct Answer:- Option-D
Question50:-Which of the following statement is correct about the desirable
property of refrigerant ?