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Hydraulics & Fluid Mechanics

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

venturi
pitot tube
orifice plate
rotameter

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Hydraulics & Fluid Mechanics
A fluid is said to be ideal, if it is

inviscous and incompressible
inviscous and compressible
incompressible
inviscous

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Hydraulics & Fluid Mechanics
Ay between two stream lines represents

velocity
discharge
pressure
head

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

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Hydraulics & Fluid Mechanics
Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the

force of diffusion
force of adhesion
force of cohesion
force of friction

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Hydraulics & Fluid Mechanics
The position of center of pressure on a plane surface immersed vertically in a static mass of fluid is

always below the centroid of the area
at the centroid of the submerged area
always above the centroid of the area
None of these

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