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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The body will sink down if the force of buoyancy is __________ the weight of the liquid displaced.

More than
None of these
Equal to
Less than

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Hydraulics and Fluid Mechanics in ME
Choose the correct relationship

specific gravity = gravity x density
dynamicviscosity = kinematicviscosity x density
kinematicviscosity = dynamicviscosity x density
gravity = specific gravity x density

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Hydraulics and Fluid Mechanics in ME
A hydraulic press has a ram of 15 cm diameter and plunger of 1.5 cm. It is required to lift a weight of 1 tonne. The force required on plunger is equal tc

1000 kg
1 kg
100 kg
10 kg

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Hydraulics and Fluid Mechanics in ME
The center of pressure of a surface subjected to fluid pressure is the point

at which all hydraulic forces meet
similar to metacentre
on the surface at which resultant pres-sure acts
on the surface at which gravitational force acis

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Hydraulics and Fluid Mechanics in ME
A thick liquid like syrup has a ___ viscosity than a light liquid like water.

Same
Greater
Lesser
None of the listed here

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Hydraulics and Fluid Mechanics in ME
A differential manometer is used to measure

Pressure in Venturimeter
Pressure in pipes and channels
Difference of pressures between two points in a pipe
Atmospheric pressure

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