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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The power transmitted through the nozzle is maximum when the head lost due to friction in the pipe is __________ of the total supply head.

None of these
One-third
Two-third
One-half

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Hydraulics and Fluid Mechanics in ME
The static head of a centrifugal pump is equal to the _________ of suction head and delivery head.

Product
Sum
None of these
Difference

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Hydraulics and Fluid Mechanics in ME
The critical depth for a channel is given by (where q = Unit discharge (discharge per unit width) through the channel)

(q/g)1/2
(q²/g)1/3
(q⁴/g)1/5
(q³/g)1/4

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Hydraulics and Fluid Mechanics in ME
A centrifugal pump will start delivering liquid only when the pressure rise in the impeller is equal to the

Velocity head
Kinetic head
Static head
Manometric head

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Hydraulics and Fluid Mechanics in ME
The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is approximately

5 mm
20 mm
10 mm
30 mm

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Hydraulics and Fluid Mechanics in ME
Equation of continuity is based on the principle of conservation of

None of these
momentum
mass
energy

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