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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics
In a Sutro weir, the discharge is proportional to (where H is head)

H3/2
H5/2
H
H1/2

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Hydraulics & Fluid Mechanics
Normal depth in open channel flow is the depth of flow corresponding to

laminar flow
Steady flow
unsteady flow
uniform flow

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Hydraulics & Fluid Mechanics
A perfect gas

None of these
is of theoretical interest
is incompressible
has constant viscosity

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Hydraulics & Fluid Mechanics
The discharge over a broad crested weir is maximum when the depth of flow is (where H is the available head)

2 H/5
H/3
H/2
2 H/3

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Hydraulics & Fluid Mechanics
The discharge through a V- notch varies as

H3’2
H1/2
H5’4 where H is head.
H5/2

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Hydraulics & Fluid Mechanics
Pressure of the order of 10''' torr can be measured by

Bourdon tube
Micro-manometer
Pirani Gauge
ionisastion gauge

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