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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
If the coefficient of discharge is 0.6, then the discharge over a right angled notch is

1.417 H5/2
4.171 H5/2
7.141 H5/2
0.417 H5/2

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Hydraulics and Fluid Mechanics in ME
Which type of the pump is different from others in the same group?

Plunger pump
Cam and piston pump
Screw pump
Gear pump

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Hydraulics and Fluid Mechanics in ME
The specific speed of a hydraulic turbine depends upon

Speed and power developed
Discharge and power developed
Speed and head of water
Speed, power developed and head of water

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Hydraulics and Fluid Mechanics in ME
The units of kinematic viscosity are

newton-sec per meter
kg sec/meter
newton-sec per meter
metres² per sec

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Hydraulics and Fluid Mechanics in ME
A fluid having no viscosity is known as

Ideal fluid
Non-Newtonian fluid
Real fluid
Newtonian fluid

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Hydraulics and Fluid Mechanics in ME
The loss of head due to viscosity for laminar flow in pipes is (where d = Diameter of pipe, l = Length of pipe, v = Velocity of the liquid in the pipe, μ = Viscosity of the liquid, and w = Specific weight of the flowing liquid)

8μvl/wd²
4μvl/wd²
32μvl/wd²
16μvl/wd²

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