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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The critical depth meter is used to measure

Hydraulic jump
Depth of channel
Depth of flow in an open channel
Velocity of flow in an open channel

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Hydraulics and Fluid Mechanics in ME
The total pressure on an immersed surface inclined at an angle θ with the liquid surface is

wAx
wAx/sinθ
wx
wA

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Hydraulics and Fluid Mechanics in ME
A uniform body 3 m long, 2 m wide and 1 m deep floats in water. If the depth of immersion is 0.6 m, then the weight of the body is

35.3 kN
33.3 kN
3.53 kN
None of these

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Hydraulics and Fluid Mechanics in ME
In a footstep bearing, if the speed of the shaft is doubled, then the torque required to overcome the viscous resistance will be

Four times
Double
Eight times
Sixteen times

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Hydraulics and Fluid Mechanics in ME
A hydraulic coupling belongs to the category of

Power absorbing machines
Energy transfer machines
Energy generating machines
Power developing machines

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Hydraulics and Fluid Mechanics in ME
The height of a water column equivalent to a pressure of 0.15 MPa is

15.3 m
25.3 m
45.3 m
35.3 m

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