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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The loss of pressure head in case of laminar flow is proportional to

(Velocity)2
(Velocity)4
Velocity
(Velocity)3

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Hydraulics and Fluid Mechanics in ME
Bernoulli's equation is applied to

Pitot tube
All of the listed here
Orifice meter
Venturimeter

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Hydraulics and Fluid Mechanics in ME
When a cylindrical vessel of radius (r) containing liquid is revolved about its vertical axis ω rad/s, then depth of parabola which the liquid assumes is

ω.r/4g
ω².r²/2g
ω².r²/4g
ω.r/2g

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Hydraulics and Fluid Mechanics in ME
Ratio of inertia force to surface Jension is known as

Froude number
Reynold’s number
Mach number
Weber’s number

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Hydraulics and Fluid Mechanics in ME
The discharge over the trapezoidal notch is equal to the discharge over the rectangular notch __________ the discharge over the triangular notch.

Divide
Plus
None of these
Minus

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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.

Kinematic similarity
Geometric similarity
Dynamic similarity
None of these

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