Moment of inertia of a triangular section of base (b) and height (h) about an axis through its base, is

Question: In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = By-pass factor)
[A].

B.P.F. – 1

[B].

1 – B.P.F.

[C].

[D].

1 + B.RF.

Answer: Option B

Explanation:

No answer description available for this question.

Question: In mechanical refrigeration system, the refrigerant occurs as liquid between condenser and expansion valve.
[A].

True

[B].

False

Answer: Option A

Explanation:

No answer description available for this question.

Question: Fouling factor is used
[A].

in heat exchanger design as a safety factor

[B].

in case of Newtonian fluids

[C].

when a liquid exchanges heat with a gas

[D].

none of the above

Answer: Option A

Explanation:

No answer description available for this question.