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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
An internal mouthpiece is said to be running __________ if the length of the mouthpiece is more than three times the diameter of the orifice.

Free
Partially
None of these
Full

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Hydraulics and Fluid Mechanics in ME
A flow is called super-sonic if the

Velocity of flow is very high
Discharge is difficult to measure
Mach number is between 1 and 6
None of these

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Hydraulics and Fluid Mechanics in ME
The siphon will work satisfactorily, if the minimum pressure in the pipe is __________ vapour pressure of liquid.

Equal to
More than
Less than
None of these

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Hydraulics and Fluid Mechanics in ME
One horsepower is equal to

735 watts
102 watts
75 watts
550 watts

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Hydraulics and Fluid Mechanics in ME
The force exerted by a moving fluid on an immersed body is directly proportional to the rate of change of momentum due to the presence of the body. This statement is called

Newton's law of resistance
Newton's law of viscosity
Newton's law of cooling
Newton's law of motion

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

Francis turbine
Propeller turbine
Any one of the above
Impulse turbine

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