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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
A hydraulic press has a ram of 15 cm diameter and plunger of 1.5 cm. It is required to lift a weight of 1 tonne. The force required on plunger is equal tc

100 kg
1000 kg
10 kg
1 kg

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Hydraulics and Fluid Mechanics in ME
Equation of continuity is based on the principle of conservation of

None of these
energy
mass
momentum

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Hydraulics and Fluid Mechanics in ME
Rotameter is a device used to measure

flow
rotation
absolute pressure
velocity of fluid

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Hydraulics and Fluid Mechanics in ME
In a Kaplan turbine runner, the numbers of blades are generally between

2 to 4
4 to 8
16 to 24
8 to 16

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Hydraulics and Fluid Mechanics in ME
A Pelton wheel is

Inward flow impulse turbine
Outward flow impulse turbine
Tangential flow impulse turbine
Inward flow reaction turbine

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Hydraulics and Fluid Mechanics in ME
Geometric similarity is said to exist between the model and the prototype, if both of them

Have identical forces
Are identical in shape, but differ only in size
Have identical velocities
Are equal in size and shape

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