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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as

Submerged weir
Narrow-crested weir
Broad-crested weir
Ogee weir

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Hydraulics and Fluid Mechanics in ME
The velocity at which the laminar flow stops, is known as

Velocity of approach
None of these
Higher critical velocity
Lower critical velocity

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Hydraulics and Fluid Mechanics in ME
The ratio of absolute viscosity to mass density is known as

viscosity index
kinematic viscosity
specific viscosity
coefficient of viscosity

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Hydraulics and Fluid Mechanics in ME
The number of buckets on the periphery of a Pelton wheel is given by

(D/2d) + 5
(D/2d) + 10
(D/2d) + 15
(D/2d) + 20

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Hydraulics and Fluid Mechanics in ME
In a broad-crested weir, the discharge is maximum if the head of water on the downstream side of weir is __________ the head of water on the upstream side of weir.

Equal to
Three-fourth
Two-third
One-third

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Hydraulics and Fluid Mechanics in ME
A fluid which obeys the Newton's law of viscosity is termed as

Newtonian fluid
Ideal fluid
Real fluid
Non-Newtonian fluid

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