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Hydraulics & Fluid Mechanics

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

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

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Hydraulics & Fluid Mechanics
Flow of water in a pipe about 3 meters in diameter can be measured by

venturi
orifice plate
pitot tube
rotameter

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Hydraulics & Fluid Mechanics
Flow at constant rate through a tapering pipe is i) steady flow ii) uniform flow iii) unsteady flow iv) non-uniform flow The correct answer is

(i)and(iv)
(ii) and (iii)
(ii) and (iv)
(i) and (ii)

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Hydraulics & Fluid Mechanics
THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS

NEGLIGIBLE
ZERO
None of these
SAME AS BUOYANT FORCE

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Hydraulics & Fluid Mechanics
The region between the separation streamline and the boundary surface of the solid body is known as

wake
drag
boundary layer
lift

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

H
H3/2
H1/2
H5/2

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