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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The discharge in an open channel corresponding to critical depth is

Minimum
Maximum
None of these
Zero

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Hydraulics and Fluid Mechanics in ME
The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe)

0.75v²/2g
v²/2g
0.5v²/2g
0.375v²/2g

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Hydraulics and Fluid Mechanics in ME
According to Bazin's formula, the discharge over a rectangular weir is mL2g x H3/2 where m is equal to

0.405 + (H/0.003)
0.405 + (0.003/H)
0.003 + (H/0.405)
0.003 + (0.405/H)

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Hydraulics and Fluid Mechanics in ME
The ratio of the inertia force to the viscous force is called

Froude's number
Euler's number
Weber's number
Reynold's number

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Hydraulics and Fluid Mechanics in ME
The rise of liquid along the walls of a revolving cylinder about the initial level is _________ the depression of the liquid at the axis of rotation.

Same as
More than
Less than
None of these

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Hydraulics and Fluid Mechanics in ME
The product of mass and acceleration of flowing liquid is called

Viscous force
Inertia force
Pressure force
Gravity force

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