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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Which of the following is the unit of kinematic viscosity

stoke
poise
pascal
faraday

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Hydraulics and Fluid Mechanics in ME
For a perfect incompressible liquid, flowing in a continuous stream, the total energy of a particle remains the same, while the particle moves from one point to another. This statement is called

Continuity equation
Archimedes’s principle
Bernoulli’s equation
Pascal’s law

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Hydraulics and Fluid Mechanics in ME
For small discharge at high pressure, following pump is preferred

Mixed flow
Centrifugal
Reciprocating
Axial flow

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Hydraulics and Fluid Mechanics in ME
The torque required to overcome viscous resistance of a footstep bearing is (where μ = Viscosity of the oil, N = Speed of the shaft, R = Radius of the shaft, and t = Thickness of the oil film)

μπ²NR³/60t
μπ²NR/60t
μπ²NR⁴/60t
μπ²NR²/60t

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Hydraulics and Fluid Mechanics in ME
The force exerted by a moving fluid on an immersed body is directly proportional to the rate of change of momentum due to the presence of the body. This statement is called

Newton's law of motion
Newton's law of viscosity
Newton's law of cooling
Newton's law of resistance

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Hydraulics and Fluid Mechanics in ME
The stability of a dam is checked for

Sliding of the wall or dam
Tension at the base
All of these
Overturning of the wall or dam

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