Mechanical Engineering - Heat Transfer, Refrigeration and Air Conditioning

46.
During dehumidification process, __________ remains constant.
wet bulb temperature
relative humidity
dry bulb temperature
specific humidity
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
Pressure of water vapour is given by
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

48.
The value of the wave length for maximum emissive power is given by
Kirchhoff's law
Stefan's law
Wein's law
Planck's law
Answer: Option
Explanation:
No answer description is available. Let's discuss.

49.
Emissivity of a body will be equal to its absorptivity at all temperatures.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.