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Hydraulics and Fluid Mechanics in ME

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

Three times
Five times
Double
Four times

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Hydraulics and Fluid Mechanics in ME
In order to avoid tendency of separation at throat in a Venturimeter, the ratio of the diameter at throat to the diameter of pipe should be

1/3 to 1/2
1/4 to 1/3
1/8 to 1/4
1/16 to 1/8

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Hydraulics and Fluid Mechanics in ME
The pitot tube is used to measure

dynamic pressure
velocity at stagnation point
static pressure
stagnation pressure

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Hydraulics and Fluid Mechanics in ME
Bulk modulus of a fluid is the ratio of

Critical velocity to the viscosity of fluid
Shear stress to shear strain
Increase in volume to the viscosity of fluid
Increase in pressure to the volumetric strain

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Hydraulics and Fluid Mechanics in ME
The most efficient section of a channel is

Triangular
Trapezoidal
Rectangular
Square

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Hydraulics and Fluid Mechanics in ME
The unit discharge through the turbine is

Q/H
Q/H²
Q/√H
Q/H3/2

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