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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The flow in which each liquid particle has a definite path and their paths do not cross each other is called

uniform flow
one dimensional flow
streamline flow
turbulent flow

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Hydraulics and Fluid Mechanics in ME
An error of 1% in measuring head over the apex of the notch (H) will produce an error of _________ in discharge over a triangular notch.

0.015
0.01
0.02
0.025

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Hydraulics and Fluid Mechanics in ME
Pressure intensifier increases the pressure in proportion to

Inverse ratio of diameters
Ratio of diameters
Square of inverse ratio of diameters
Square of ratio of diameters

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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 discharge of wheel is

0.5 m3/s
2.5 m3/s
1.5 m3/s
0.25 m3/s

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Hydraulics and Fluid Mechanics in ME
Two pipe systems can be said to be equivalent, when the following quantites are same

length and diameter
friction loss and flow
flow and length
friction factor and diameter

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Hydraulics and Fluid Mechanics in ME
The divergent portion of a Venturimeter is made longer than convergent portion in order to

None of these
Avoid the tendency of breaking away the stream of liquid
Both (A) and (B)
To minimize frictional losses

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