Kerala PSC Previous Years Question Paper & Answer
Page:8
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.
materials from the tubes of a water cooled condenser is called
A:-Defrosting
B:-Deburring
C:-Descaling
D:-Retrofitting
Correct Answer:- Option-C
Question40:-What is the name of the operation used to reduce the salt
concentration in cooling tower water ?
A:-Descaling
B:-Blow down
C:-Ozonisation
D:-Bleed off
Correct Answer:- Option-D
Question41:-What will be the approach of a cooling tower if the inlet water
temperature is 36°c, outlet water temperature is 30°c and ambient wet bulb
temperature is 25°c ?
A:-10°C
B:-5°C
C:-6°C
D:-11°C
Correct Answer:- Option-B
Question42:-The range of a cooling tower is the difference between
A:-Inlet water temperature and Outlet water temperature
B:-Outlet water temperature and Ambient air temperature
C:-Inlet water temperature and Ambient air temperature
D:-Ambient air temperature and temperature of air leaving cooling tower
Correct Answer:- Option-A
Question43:-Equaliser tube is a part of
A:-Level master control
B:-Automatic expansion valve
C:-Thermostatic expansion valve
D:-Electronic expansion valve
Correct Answer:- Option-C
Question44:-Which expansion device controls the refrigerant flow according to
evaporator pressure ?
A:-High side float valve
B:-Automatic expansion valve