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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The gross or total head of the turbine is the ___________ of the water levels at the head race and tail race.

Product
Difference
Sum
None of these

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Hydraulics and Fluid Mechanics in ME
The time oscillation of a floating body with increase in metacentric height will be

same
higher
lower
lower/higher depending on weight of body

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

None of the listed here
Remain same
Decreases
Increases

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Hydraulics and Fluid Mechanics in ME
The vapour pressure over the concave surface is

equal to the vapour pressure over the plane surface
less man the vapour pressure over the plane surface
zero
greater than the vapour pressure over the plane surface

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Hydraulics and Fluid Mechanics in ME
Center of pressure on an inclined plane is

At the Centroid
Below the Centroid
Above the Centroid
At metacentre

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Hydraulics and Fluid Mechanics in ME
A uniform body 3 m long, 2 m wide and 1 m deep floats in water. If the depth of immersion is 0.6 m, then the weight of the body is

None of these
3.53 kN
33.3 kN
35.3 kN

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