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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The discharge through a reaction turbine with increase in unit speed

Decreases
Remain unaffected
First increases and then decreases
Increases

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Hydraulics and Fluid Mechanics in ME
The Newton's law of resistance is based on the assumption that the

All of these
Fluid particles do not exert any influence on one another
Planes of the body are completely smooth
Space around the body is completely filled with the fluid

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Hydraulics and Fluid Mechanics in ME
The depth of the bucket for a Pelton wheel is generally _________ the diameter of jet.

Equal to
1.8 times
Double
1.2 times

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Hydraulics and Fluid Mechanics in ME
The unit power developed by a turbine is (where P = Power developed by the turbine under a head of water (H).

P/ √H
P/ H3/2
P/ H
P/ H²

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Hydraulics and Fluid Mechanics in ME
Bernoulli's equation is applied to

Venturimeter
Orifice meter
Pitot tube
All of the listed here

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Hydraulics and Fluid Mechanics in ME
Metacentric height is the distance between the metacentre and

water surface
center of buoyancy
center of gravity
center of pressure

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