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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Total pressure on a lmxlm gate immersed vertically at a depth of 2 m below the free water surface will be

4000 kg
1000 kg
8000 kg
2000 kg

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Hydraulics and Fluid Mechanics in ME
Hydraulic accumulator is used for

Generally high pressures to operate hydraulic machines
Supplying large quantities of oil for very short duration
Accumulating oil
Supplying energy when main supply fails

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Hydraulics and Fluid Mechanics in ME
The mass of 2.5 m3 of a certain liquid is 2 tonnes. Its mass density is

600 kg/m3
800 kg/m3
400 kg/m3
200 kg/m3

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Hydraulics and Fluid Mechanics in ME
If the ratio's of the corresponding forces acting at corresponding points are equal, then the model and the prototype are said to have.

None of these
Dynamic similarity
Geometric similarity
Kinematic similarity

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Hydraulics and Fluid Mechanics in ME
In steady flow of a fluid, the total accele ration of any fluid particle

is never zero
can be zero
is independent of coordinates
is always zero

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Hydraulics and Fluid Mechanics in ME
The value of coefficient of discharge is __________ the value of coefficient of velocity.

More than
Less than
None of these
Same as

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