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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be

Steep
First rise and then fall
Nearly horizontal
Horizontal

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Hydraulics and Fluid Mechanics in ME
Euler’s dimensionless number relates the following

viscous force and buoyancy force
pressure force and inertial force
inertial force and gravity
viscous force and inertial force

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

zero
maximum
minimum
non-zero and finite

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Hydraulics and Fluid Mechanics in ME
The Metacentric heights of two floating bodies A and B are 1 m and 1.5 m respectively. Select the correct statement.

The bodies A and B are unstable
The body B is more stable than body A
The body A is more stable than body B
The bodies A and B have equal stability

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Hydraulics and Fluid Mechanics in ME
The Newton's law of resistance is based on the assumption that the

Planes of the body are completely smooth
All of these
Space around the body is completely filled with the fluid
Fluid particles do not exert any influence on one another

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Hydraulics and Fluid Mechanics in ME
The jet ratio is defined as the ratio of the

Diameter of jet to the diameter of Pelton wheel
Velocity of jet to the velocity of Pelton wheel
Velocity of Pelton wheel to the velocity of jet
Diameter of Pelton wheel to the diameter of jet

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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