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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Density of water is maximum at

0°C
100°C
0°K
4°C

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Hydraulics and Fluid Mechanics in ME
In a free vortex motion, the radial component of velocity everywhere is

maximum
non-zero and finite
minimum
zero

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Hydraulics and Fluid Mechanics in ME
Differential monometer is used to measure

pressure in pipes, channels etc
atmospheric pressure
very low pressure
difference of pressure between two points

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Hydraulics and Fluid Mechanics in ME
The efficiency of jet propulsion for a ship with inlet orifices at right angles to the direction of motion of ship is given by

[(Vr + v) v]/ Vr
[2(Vr + v) v]/ Vr²
[2(Vr - v) v]/ Vr²
[(Vr - v) v]/ Vr

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Hydraulics and Fluid Mechanics in ME
The pressure at a point 4 m below the free surface of water is

29.24 kPa
19.24 kPa
49.24 kPa
39.24 kPa

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Hydraulics and Fluid Mechanics in ME
The discharge through a siphon spillway is

Cd × a × √(2g) × H5/2
Cd × a × √(2g) × H3/2
Cd × a × √(2g) × H2
Cd × a × √(2gH)

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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