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Fluid Mechanics

Fluid Mechanics
The ratio of actual discharge to theoretical discharge through an orifice is equal to

Cd/Cv
Cc . Cd
Cc . Cv
Cv . Cd

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Fluid Mechanics
For laminar flow of a shear thinning liquid in a pipe, if the volumetric flow rate is doubled, the pressure gradient will increase by a factor of

2
>2
43832

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Fluid Mechanics
Path followed by water jet issuing from the bottom of a water tank will be a

Parabola (vertex being at the opening)
Hyperbola
Zig-zag path (which is geometrically undefined)
Horizontal straight line

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Fluid Mechanics
Potential flow is the flow of

Incompressible fluids with shear
Compressible fluids with no shear
Incompressible fluids with no shear
Compressible fluids with shear

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Fluid Mechanics
In an incompressible flow of fluid, the fluid

Temperature remains constant
Density does not change with pressure & temperature
Compressibility is greater than zero
Is frictionless

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Fluid Mechanics
Cp/Cv is termed as

Adiabatic constant
Weber number
Prandtl number
Mach number

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MORE MCQ ON Fluid Mechanics

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