The equivalent diameter for the annulus of a double pipe heat...

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The equivalent diameter for the annulus of a double pipe heat exchanger, whose inner pipe has fins on the outside is __________ compared to the same size pipes without fins.

A. More

B. Less

C. Same

D. Unpredictable

Answer: Option B

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Atanu Chatterjee:

11 months ago

The equivalent diameter for the annulus of a double pipe heat exchanger, whose inner pipe has fins on the outside is __________ compared to the same size pipes without fins.
A. More

B. Less

C. Same

D. Unpredictable

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