Exercise: Heat Transfer Refrigeration And Air Conditioning

Questions for: Heat Transfer Refrigeration And Air Conditioning

Dew point temperature corresponds to the saturation temperature of vapour at its partial pressure.
A:
True
B:
False
C:
D:
Answer: A
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In a saturated air-water vapour mixture, the
A:
dry bulb temperature is higher than wet bulb temperature
B:
dew point temperature is lower than wet bulb temperature
C:
dry bulb, wet bulb and dew point temperature are same
D:
dry bulb temperature is higher than dew point temperature
Answer: C
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In a shell and coil condenser, water flows in the shell and the refrigerant in the coil.
A:
True
B:
False
C:
D:
Answer: B
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The wet bulb depression is zero when relative humidity is
A:
zero
B:
0.5
C:
0.75
D:
1.0
Answer: D
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During sensible heating of air, specific humidity remains constant.
A:
Agree
B:
Disagree
C:
D:
Answer: A
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