In a circular pipe of length L and diameter d, a viscous liquid is flowing with a velocity v. The loss in head, is-A-B-C-D-E-none of these.-A-

Question

APTITUDE CRACK · Accepted Answer

A  hf = FLV^2/2gd. Coefficient of friction f = 16/Re, F=4f=4*16/Re. Substitute all in the formula of hf. So, A is the correct answer.

Hydraulics - Engineering