Mass moment of inertia of a uni form thin rod of mass M and length (l) about its mid-point and perpendicular to its length is

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: In a psychrometric chart, specific humidity (moisture content) lines are
[A].

vertical and uniformly spaced

[B].

horizontal and uniformly spaced

[C].

horizontal and non-uniformly spaced

[D].

curved lines

Answer: Option B

Explanation:

No answer description available for this question.

Question: In which of the following refrigeration system, waste heat can be effectively used?
[A].

Vapour compression cycle

[B].

Vapour absorption cycle

[C].

Air refrigeration cycle

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.

Question: Air refrigerator works on
[A].

reversed Carnot cycle

[B].

Bell Coleman cycle

[C].

both (a) and ib)

[D].

none of these

Answer: Option C

Explanation:

No answer description available for this question.