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Study MCQ
Refrigeration and Air Conditioning Technician
CHILLER SYSTEM
Set 5
Set 5
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Q9813
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Which tool is used to straighten the deformed fins of air cooled condenser?
A
Blower
B
Fin comb
C
Wire brush
D
Brass brush
Q9814
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Which refrigerant spreads the pungent odour if it leaks from ice plant system?
A
H<sub>2</sub>O
B
SO<sub>2</sub>
C
CO<sub>2</sub>
D
NH<sub>3</sub>
Q9815
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Which device ensures correct flow of chilled water supply in chiller AC plant?
A
Sight glass
B
Leaf switch
C
Level master control
D
Pressure relief valve
Q9816
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Which safety control stops the compressor motor if there is leakage of refrigerant?
A
LP cut out
B
HP cut out
C
Thermostat
D
Oil pressure cut out
Q9817
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How the pH of water is checked for acidic or alkaline?
A
By hydro meter
B
By hygro meter
C
Using litmus paper
D
Pressure relief valve
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