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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Multistage centrifugal pumps are used to

Give high discharge
All of these
Produce high heads
Pump viscous fluids

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Hydraulics and Fluid Mechanics in ME
In an immersed body, center of pressure is

below be center of gravity
at the center of gravity
could be above or below e.g. depending on density of body and liquid
above the center of gravity

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Hydraulics and Fluid Mechanics in ME
In steady flow of a fluid, the total accele ration of any fluid particle

is always zero
is never zero
is independent of coordinates
can be zero

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Hydraulics and Fluid Mechanics in ME
Euler's number is the ratio of __________ force to pressure force.

None of these
Gravity
Inertia
Viscous

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Hydraulics and Fluid Mechanics in ME
The discharge through a channel of rectangular section will be maximum, if

Its breadth is twice the depth
Its depth is twice the breadth
Its breadth is thrice the depth
Its depth is thrice the breadth

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Hydraulics and Fluid Mechanics in ME
The value of bulk modulus of a fluid is required to determine

Froude's number
Mach number
Reynold's number
Euler's number

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