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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

pitot tube
venturi
rotameter
orifice plate

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Hydraulics & Fluid Mechanics
The units of viscosity are

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

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

Pirani Gauge
Micro-manometer
Bourdon tube
ionisastion gauge

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Hydraulics & Fluid Mechanics
For a sphere of radius 15 cm moving with a uniform velocity of 2 m/sec through a liquid of specific gravity 0.9 and dynamic viscosity 0.8 poise, the Reynolds number will be

600
337.5
300
675

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Hydraulics & Fluid Mechanics
SURFACE TENSION HAS THE UNITS OF

NEWTONS/M
NEWTONS
NETON/M
NEW TONS/M

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Hydraulics & Fluid Mechanics
For a floating body to be in equilibrium

All of these
center of buoyancy and e.g. must lie on same vertical plane
a righting couple should be formed
meta center should be above e.g.

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