Kerala PSC Previous Years Question Paper & Answer
Page:12
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'AC Plant Operator' And exam conducted in the year 2023. And Question paper code was '148/2023/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:-Air distribution duct is partially chocked
D:-Timer is defective
Correct Answer:- Option-C
Question58:-The frequency range maintained in inverter refrigerator is
A:-40 Hz to 150 Hz
B:-80 Hz to 190 Hz
C:-20 Hz to 50 Hz
D:-50 Hz to 80 Hz
Correct Answer:- Option-A
Question59:-The temperature of water maintained in water cooler is?
A:-60 to 65°F
B:-10 to 20°F
C:-45 to 50°F
D:-30 to 40°F
Correct Answer:- Option-C
Question60:-The recommended vacuum level should be maintained in water cooler
before charging is
A:-500 microns
B:-750 microns
C:-1000 microns
D:-150 microns
Correct Answer:- Option-D
Question61:-The temperature range maintained in visible cooler is?
A:-12 to 15°C
B:-0 to 10°C
C:--2 to 4°C
D:--10 to 0°C
Correct Answer:- Option-B
Question62:-Freezers are usually designed to operate a temperature range of?
A:--15 to -35°F
B:-0 to 10°C
C:-0 to 2°C
D:--15 to -34°C
Correct Answer:- Option-D
Question63:-The type of evaporator generally used in deep freezer is?
A:-Fin type