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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The stress-strain relation of the newtoneon fluid is

parabolic
hyperbolic
linear
inverse type

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Hydraulics and Fluid Mechanics in ME
The ratio of absolute viscosity to mass density is known as

viscosity index
kinematic viscosity
specific viscosity
coefficient of viscosity

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Hydraulics and Fluid Mechanics in ME
According to fan laws, for the fans having constant wheel diameters, the power demand varies

Square of fan speed
Cube of fan speed
Square root of fan speed
Directly as fan speed

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Hydraulics and Fluid Mechanics in ME
A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit speed of the wheel is

80 r.p.m.
20 r.p.m.
10 r.p.m.
40 r.p.m.

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Hydraulics and Fluid Mechanics in ME
Stream lines and path lines always coincide in case of

uniform flow
laminar flow
turbulent flow
steady flow

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Hydraulics and Fluid Mechanics in ME
The discharge in an open channel corresponding to critical depth is

None of these
Zero
Minimum
Maximum

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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