Hydraulics and Fluid Mechanics in ME
The discharge through a channel of rectangular section will be maximum, if

Its breadth is twice the depth
Its depth is thrice the breadth
Its depth is twice the breadth
Its breadth is thrice the depth

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Hydraulics and Fluid Mechanics in ME
Manometric head, in case of a centrifugal pump, is equal to

Suction lift + Loss of head in suction pipe due to friction + Delivery lift + Loss of head in delivery pipe due to friction + Velocity head in the delivery pipe
Work-done per kN of water Losses within the impeller
Energy per kN at outlet of impeller Energy per kN at inlet of impeller
All of these

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