The equivalent diameter for fluid flow through square cross section channel of side 'x', for pressure drop calculation purpose is given by

The equivalent diameter for fluid flow through square cross section ch

1.	The equivalent diameter for fluid flow through square cross section channel of side 'x', for pressure drop calculation purpose is given by
A.	4x
B.	2x
C.	x
D.	x
Answer» D. x

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The equivalent diameter for fluid flow through square cross section channel of side 'x', for pressure drop calculation purpose is given by

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