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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
In impulse Turbine, energy available at the inlet is in the form of

Potential Energy
Kinetic energy
Strain Energy
None of these

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Hydraulics and Fluid Mechanics in ME
Braking jet in an impulse turbine is used

To bring the runner to rest in a short time
None of these
To break the jet of water
To change the direction of runner

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Hydraulics and Fluid Mechanics in ME
A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit discharge of wheel is

1.5 m3/s
0.25 m3/s
0.5 m3/s
2.5 m3/s

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Hydraulics and Fluid Mechanics in ME
Pascal-second is the unit of

pressure
surface tension
kinematic viscosity
dynamic viscosity

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Hydraulics and Fluid Mechanics in ME
The body will float if the force of buoyancy is ___ the weight of the liquid displaced.

None of the listed here
More than
Equal to
Less than

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Hydraulics and Fluid Mechanics in ME
The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid)

wH/2
wH
wH2/4
wH2/2

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