Refrigeration and Air Conditioning
A refrigeration system

Rejects energy to a low temperature body
Removes heat from a low temperature body and delivers it to a high temperature body
None of the listed here
Removes heat from a high temperature body and delivers it to a low temperature body

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Refrigeration and Air Conditioning
In a saturated air-water vapour mixture, the

Dry bulb temperature is higher than wet bulb temperature
Dew point temperature is lower than wet bulb temperature
Dry bulb temperature is higher than dew point temperature
Dry bulb, wet bulb and dew point temperature are same

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