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Hydraulics and Fluid Mechanics in ME

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

center of pressure
center of buoyancy
water surface
center of gravity

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

Q/H
Q/√H
Q/H²
Q/H3/2

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Hydraulics and Fluid Mechanics in ME
A square surface 3 m x 3 m lies in a vertical line in water pipe its upper edge at vater surface. The hydrostatic force on square surface is

27,000 kg
13,500 kg
9,000 kg
18,000 kg

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Hydraulics and Fluid Mechanics in ME
The stability of a dam is checked for

Sliding of the wall or dam
All of these
Tension at the base
Overturning of the wall or dam

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Hydraulics and Fluid Mechanics in ME
A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm² and a volume of 0.039 m3 at 150 kg/cm². The bulk modulus of elasticity of liquid is

40 × 10⁶ kg/cm²
4000 kg/cm²
400 kg/cm²
40 × 10⁵ kg/cm²

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Hydraulics and Fluid Mechanics in ME
Specific speed for reaction turbines ranges from

250 to 300
80 to 200
0 to 4.5
10 to 100

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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