The emissivity of a polished silver body is __________ as compared to black body. - Heat Transfer, Refrigeration and Air Conditioning Quiz

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

The emissivity of a polished silver body is __________ as compared to black body.

low

high

same

very low

Correct Answer : Option (D) : very low

Recently Updated in Heat Transfer, Refrigeration and Air Conditioning Questions

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

Wein's law

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Planck's law

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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

None of the above

Correct Answer : Yes

During dehumidification process, __________ remains constant.

specific humidity

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Correct Answer : dry bulb temperature