Check valve is used for __________ flow.

Question: In forced circulation, the heating element is injected
[A].

internally

[B].

externally

[C].

both (a) and (a)

[D].

neither (a) nor (b)

Answer: Option A

Explanation:

No answer description available for this question.

Question: Fouling factor
[A].

is a dimensionless quantity.

[B].

does not provide a safety factor for design.

[C].

accounts for additional resistances to heat flow.

[D].

none of these.

Answer: Option C

Explanation:

No answer description available for this question.