Exercise: Heat Transfer Refrigeration And Air Conditioning

Questions for: Heat Transfer Refrigeration And Air Conditioning

During humidification process, __________ increases.
A:
wet bulb temperature
B:
relative humidity
C:
dry bulb temperature
D:
specific humidity
Answer: B
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The curved lines on a psychrometric chart indicates
A:
dry bulb temperature
B:
wet bulb temperature
C:
dew point temperature
D:
relative humidity
Answer: D
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A heat pump working on a reversed Carnot cycle has a C.O.P. of 5. It works as a refrigerator taking 1 kW of work input. The refrigerating effect will be
A:
1 kW
B:
2 kW
C:
3 kW
D:
4 kW
Answer: D
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In mechanical refrigeration system, the refrigerant occurs as liquid between condenser and expansion valve.
A:
True
B:
False
C:
D:
Answer: A
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The automobile radiator is a heat exchanger of
A:
parallel flow type
B:
counter flow type
C:
cross flow type
D:
regenerator type
Answer: C
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