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Hydraulics and Fluid Mechanics in ME

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/ H3/2
P/ H
P/ H²
P/ √H

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Hydraulics and Fluid Mechanics in ME
An object having 10 kg mass weighs 9.81 kg on a spring balance. The value of 'g' at this place is

9.75 m/sec²
10 m/sec²
9.81 m/sec²
9 m/sec

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Hydraulics and Fluid Mechanics in ME
Geometric similarity is said to exist between the model and the prototype, if both of them

Are equal in size and shape
Are identical in shape, but differ only in size
Have identical forces
Have identical velocities

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Hydraulics and Fluid Mechanics in ME
The factional resistance of a pipe varies approximately with __________ of the liquid.

Cube of velocity
Square of velocity
Pressure
Velocity

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Hydraulics and Fluid Mechanics in ME
Ratio of inertia force to surface Jension is known as

Reynold’s number
Froude number
Mach number
Weber’s number

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Hydraulics and Fluid Mechanics in ME
High specific speed of turbine implies it is

Francis turbine
Propeller turbine
None of the listed here
Impulse turbine

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