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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
When the Venturimeter is inclined, then for a given flow it will show __________ reading.

Less
More
None of these
Same

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Hydraulics and Fluid Mechanics in ME
If velocity is zero over l/3rd of a cross-section and is uniform over remaining 2/3rd of the cross-section, then the correction factor for kinetic energy is

43892
43924
44078
27/8

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Hydraulics and Fluid Mechanics in ME
The critical depth for a channel is given by (where q = Unit discharge (discharge per unit width) through the channel)

(q/g)1/2
(q³/g)1/4
(q⁴/g)1/5
(q²/g)1/3

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Hydraulics and Fluid Mechanics in ME
The Bernoulli's equation is based on the assumption that

No force except gravity acts on the fluid
The velocity of flow is uniform across any cross-section of the pipe
All of these
There is no loss of energy of the liquid flowing

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Hydraulics and Fluid Mechanics in ME
Metacentric height is the distance between the metacentre and

center of buoyancy
water surface
center of gravity
center of pressure

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Hydraulics and Fluid Mechanics in ME
The discharge of a depressed nappe is 6 to 7 percent __________ that of a free nappe.

Equal to
Less than
More than
None of these

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