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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The viscosity of water at 20°C is

One centipoise
One centistoke
One stoke
One poise

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Hydraulics and Fluid Mechanics in ME
Rain drops are spherical because of

viscosity
surface tension forces
atmospheric pressure
air resistance

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Hydraulics and Fluid Mechanics in ME
The viscosity of water is __________ than that of mercury.

Higher
Lower
None of these
Same as

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Hydraulics and Fluid Mechanics in ME
For pipes, turbulent flow occurs when Reynolds number is

less than 4000
more than 4000
less than 2000
between 2000 and 4000

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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.

More than
Less than
Equal to
None of these

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Hydraulics and Fluid Mechanics in ME
The value of mass density in kgsecVm4 for water at 0°C is

1000
101.9
100
1

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