Kerala PSC Previous Years Question Paper & Answer
Page:11
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Technician Grade II (Refrigeration Mechanic) - Kerala Cooperative Milk Marketing Federation Limited' And exam conducted in the year 2022. And Question paper code was '73/2022/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. 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.
Question83::Wet bulb temperature of air whose relative humiaity is 100% will be
‘Ac Equal to dew point temperature
B:-Greater than dew point temperature
വടട than dew point temperature
D-More or less depending dry bulb temperature
Correct Answer:- ೦೧000
‘Question84::What is Room Sensible Heat Factor (RSHF) 7
017. 11
B:-RSH/(RSH+RLH)
C-RSHIRLH
D:RLHIRSH
Correct Answer: Option ®
Question85:-Standard atmospheric pressure is
۸--101 375 bar
B:-10.1325 bar
1.03325 bar
1.01325 bar
Correct Answer:- Option-D
Question86::What is one of the daily routine maintenance in a central Ac plant 7
‘AsCooling tower sump cleaning
B:-Descaling of condenser
CeChecking of refrigerant level, cold air temperature
Di-Liquid line drier cleaning
Correct Answer: Option-C
Question87:-In summer air conditioning the process is
‘AcSensible cooling
B:-Cooling and dehumidification
C:Heating and humidification
D-Cooling and humidification
Correct Answer: Option ®
Question88::Which controls the refrigerant flow in a package AC unit ?
AcThermostat
B:-King valve
Cx Evaporator
Expansion valve
Correct Answer:- Option-D
Question89:-VRV stands for
‘AcNariable Refrigerant value
B:-Variable Recirculated Value
C:Variable Recirculated Volume
D:-Variable Refrigerant Volume
Correct Answer:- Option-D
Question90:-Glass wool is an example for
‘Acflake insulation
B:-Fibrous insulation
CGranular insulation
D-Cellular insulation
Correct Answer: Option ®
Question91::Which type of duct requires least material for carrying air ?
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