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

Mechanical Engineering : Heat Transfer, Refrigeration and Air Conditioning - Quiz(MCQ)

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, wet bulb and dew point temperature are same

dry bulb temperature is higher than dew point temperature

Correct Answer : Option (C) : dry bulb, wet bulb and dew point temperature are same

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The value of the wave length for maximum emissive power is given by

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Correct Answer : Wein's law

Emissivity of a body will be equal to its absorptivity at all temperatures.

Yes

Can Not Say

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Correct Answer : Yes

During dehumidification process, __________ remains constant.

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Correct Answer : dry bulb temperature