In vapour compression cycle, the conditii of refrigerant is saturated liquid________________?

Question: The boiling point of carbon dioxide is
[A].

-20.5°C

[B].

-50°C

[C].

-63.3°C

[D].

-78.3°C

Answer: Option D

Explanation:

No answer description available for this question.

Question: A grey body is one whose absorptivity does not vary with temperature and wave length of the incident ray.
[A].

True

[B].

False

Answer: Option A

Explanation:

No answer description available for this question.

Question: In order to cool and dehumidify a stream of moist air, it must be passed over the coil at a temperature
[A].

which lies between the dry bulb and wet bulb temperatures of the incoming stream

[B].

which lies between the wet bulb and dew point temperatures of the incoming stream

[C].

which is lower than the dew point temperature of the incoming stream

[D].

of adiabatic saturation of incoming stream

Answer: Option C

Explanation:

No answer description available for this question.

Question: During sensible cooling of air, the relative humidity increases.
[A].

Yes

[B].

No

Answer: Option A

Explanation:

No answer description available for this question.

Question: A refrigerant with the highest critical pressure is
[A].

R-11

[B].

R-12

[C].

R-22

[D].

Ammonia

Answer: Option D

Explanation:

No answer description available for this question.