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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Which of the following instruments is used to measure flow on the application of Bernoulli’s theorem

Orifice plate
All of these
Venturimeter
pitot tube

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Hydraulics and Fluid Mechanics in ME
Poise is the unit of

surface tension
capillarity
viscosity
shear stress in fluids

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Hydraulics and Fluid Mechanics in ME
The maximum efficiency of jet propulsion of a ship with inlet orifices at right angles to the direction of motion of ship, is

0.4
0.5
0.6
0.8

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Hydraulics and Fluid Mechanics in ME
The depth of the center of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is

2.5 m
4.0 m
3.0 m
2.4 m

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Hydraulics and Fluid Mechanics in ME
Unit of surface tension is

It has no units
Energy/unit area
Velocity/unit area
Both of the above

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Hydraulics and Fluid Mechanics in ME
The viscosity of a liquid __________ its rate of flow through a hole in a vessel.

None of these
Effects
Does not effect
Both A and B

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