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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
H1/2
H

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Hydraulics & Fluid Mechanics
For measuring flow by a venturimeter, if should be installed in

in any direction and in any location.
inclined line with upward flow
horizontal line
vertical line

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Hydraulics & Fluid Mechanics
An open vessel of water is accelerated up an inclined plane. The free water surface will

make an angle in opposite direction to inclination of inclined plane
any one of above is possible
be horizontal
make an angle in direction of inclination of inclined plane

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Hydraulics & Fluid Mechanics
THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS

None of these
NEGLIGIBLE
SAME AS BUOYANT FORCE
ZERO

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Hydraulics & Fluid Mechanics
Coefficient of velocity for Borda’s mouth piece running full is

0.707
0.855
0.611
1.00

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Hydraulics & Fluid Mechanics
When a body floating in a liquid, is displaced slightly, it oscillates about

e.g. of body
center of pressure
center of buoyancy
metacentre

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