A channel of rectangular section, 7 .5 ft wide, is discharging water at a rate of 200 ls with an average velocity of 3.0 ft/s. Find (a) the specific energy of the flowing water, (b) depth of water...

A channel of rectangular section, 7 .5 ft wide, is discharging water at a rate of 200

ls with an average velocity of 3.0 ft/s. Find (a) the specific energy of the flowing water, (b) depth of water when the specific energy is minimum, (c) velocity of water when the specific energy is minimum, (d) minimum specific energy of the flowing water, and (e) type of flow.