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Hydraulics & Fluid Mechanics

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

lift
boundary layer
wake
drag

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

0.707
1.00
0.855
0.611

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Hydraulics & Fluid Mechanics
The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The correct answer is

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

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

ionisastion gauge
Micro-manometer
Pirani Gauge
Bourdon tube

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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

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

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Hydraulics & Fluid Mechanics
A perfect gas

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

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MORE MCQ ON Hydraulics & Fluid Mechanics

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