A thermostatic expansion valve in a refrigeration system - Heat Transfer, Refrigeration and Air Conditioning Quiz

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

A thermostatic expansion valve in a refrigeration system

is suitable only for constant load systems

maintains different temperatures in evaporator in proportion to load

Both (A) and (B)

ensures the evaporator completely filled with refrigerant of the load

Correct Answer : Option (D) : ensures the evaporator completely filled with refrigerant of the load

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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

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Correct Answer : dry bulb temperature