Kerala PSC Previous Years Question Paper & Answer

Title : Technician Grade II (Refrigeration Mechanic)
Question Code :


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Technician Grade II (Refrigeration Mechanic)' And exam conducted in the year 2022. And Question paper code was '073/2022/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.

page: 6 out of 13
Excerpt of Question Code: 073/2022/OL

B:-120 to 180 PPM
(C-More than 180 PPM
0:60 to 120 PPM
Correct Answer:- Option ®
Question42:-The difference between the cooling tower water inlet and outlet temperature is known as
‏عمو م ممم‎
B:-Blow down
Correct Answer:- Option-C
Question43:-Thermostatic expansion valves are generally set for a super heat of around
B:-0 to 39°C
5:166 86
Correct Answer:- Option-C
೦0500744: which type of expansion valve has high efficiency 7
‘A-Capillary Tube
B:-Automatic expansion valve
C:Hand expansion valve
D:-Thermostatic expansion valve
Correct Answer:- Option-D
Question4s:-The location of an expansion valve in a system is
‘AcBetween condenser and drier
B:-Between compressor and condenser
‏ممع سام هيع‎ evaporator and accumulator
D-Between liquid receiver and evaporator
Correct Answer:- Option-D
Question46:-The evaporator is also known as
AcChilling coil
B:-Freezing coil
C=Cooling coil
D-All of the above
Correct Answer:- Option-D
Question47:-The evaporator which is used in high capacity refrigeration systems is
‘Ac Dry expansion evaporator
B:-Plate surface evaporator
C-Flooded evaporator
D-Bare tube evaporator
Correct Answer:- Option-C
Question48::Which process is done first in spit AC for shifting from one place to ancther ?
c=Pump down
Correct Answer:- Option-C
Question49:-A compressor coupled to a motor externally is called
‘AcSealed compressor
B:-Semi sealed compressor

C-Open type compressor

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Technician Grade II (Refrigeration Mechanic) : Video