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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
When a cylindrical vessel containing liquid is resolved, the surface of the liquid takes the shape of

A triangle
A paraboloid
An ellipse
None of these

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Hydraulics and Fluid Mechanics in ME
The power transmitted through the pipe is maximum when the head lost due to friction is equal to

One-half of the total supply head
One-fourth of the total supply head
Two-third of the total supply head
One-third of the total supply head

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Hydraulics and Fluid Mechanics in ME
The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid)

wH
wH2/2
wH/2
wH2/4

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Hydraulics and Fluid Mechanics in ME
In a centrifugal pump casing, the flow of water leaving the impeller, is

Radial flow
Forced vortex
Free vortex motion
Rectilinear flow

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Hydraulics and Fluid Mechanics in ME
The angle of taper on draft tube is

Greater than 5°
Greater than 8°
Less than 8°
Greater than 15°

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Hydraulics and Fluid Mechanics in ME
The discharge through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel.

0.67 times
0.95 times
0.81 times
0.34 times

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