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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics
THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS

SAME AS BUOYANT FORCE
NEGLIGIBLE
ZERO
None of these

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Hydraulics & Fluid Mechanics
When a liquid rotates at a constant angular velocity about a vertical axis as a rigid body, the pressure intensity varies

inversely as the radial distance
as the square of the radial distance
inversely as the square of the radial distance
linearly with radial distance

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Hydraulics & Fluid Mechanics
The units of viscosity are

newton-sec/metre2
newton-sec/metre
kg sec/metre
metre2/se

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Hydraulics & Fluid Mechanics
The resultant of all normal pressures acts

at metacentre
vertically upwards
at e.g. of body
at center of pressure

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Hydraulics & Fluid Mechanics
Ay between two stream lines represents

head
discharge
velocity
pressure

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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

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

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