The humidity ratio or specific humidity is the mass of water...

Home / Mechanical Engineering / Refrigeration And Air Conditioning / Question

Examveda

The humidity ratio or specific humidity is the mass of water vapour present in

A. 1 m³ of wet air

B. 1 m³ of dry air

C. 1 kg of wet air

D. 1 kg of dry air

Answer: Option D

Solution (By Examveda Team)

The humidity ratio of moist air can be expressed with:
• The mass of water vapor in the humid air - to the mass of dry air
• The partial pressure of vapor in the air - to the partial pressure of the dry air

This Question Belongs to Mechanical Engineering >> Refrigeration And Air Conditioning

Join The Discussion

Comments (3)

Sahil Kamboj:

4 years ago

the answer is b dont learn the wrong thing
Sahil Kamboj:

4 years ago

answer is wrong
Ajit Kumar:

6 years ago

Here the answer should be B. 1cubic meter of dry air

Related Questions on Refrigeration and Air Conditioning

Nusselt number (N_N) is given by

A. $${{\text{N}}_{\text{N}}} = \frac{{{\text{h}}l}}{{\text{k}}}$$

B. $${{\text{N}}_{\text{N}}} = \frac{{\mu {{\text{c}}_{\text{p}}}}}{{\text{k}}}$$

C. $${{\text{N}}_{\text{N}}} = \frac{{\rho {\text{V}}l}}{\mu }$$

D. $${{\text{N}}_{\text{N}}} = \frac{{{{\text{V}}^2}}}{{{\text{t}}{{\text{c}}_{\text{p}}}}}$$

View Answer

In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = Bypass factor)

A. B.P.F. - 1

B. 1 - B.P.F.

C. $$\frac{1}{{{\text{B}}{\text{.P}}{\text{.F}}{\text{.}}}}$$

D. 1 + B.P.F.

View Answer

The undesirable property of a refrigerant is

A. Non-toxic

B. Non-flammable

C. Non-explosive

D. High boiling point

View Answer

The desirable property of a refrigerant is

A. Low boiling point

B. High critical temperature

C. High latent heat of vaporisation

D. All of these

View Answer