Question

The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct)

a.

A

b.

B

c.

C

d.

D

Answer: (a).A

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Q. The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct)

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