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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock)

p/sinα
p/2sinα
2p/sinα
2p/sin (α/2)

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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 speed of the wheel is

10 r.p.m.
40 r.p.m.
20 r.p.m.
80 r.p.m.

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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

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

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Hydraulics and Fluid Mechanics in ME
The resultant upward pressure of the fluid on an immersed body is called

center of pressure
upthrust
buoyancy
all the above are correct

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Hydraulics and Fluid Mechanics in ME
A notch is used to measure __________ of liquids.

Velocity
Volume
Discharge
Pressure

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Hydraulics and Fluid Mechanics in ME
The unit of dynamic viscosity in S.I. units is

N-s/m²
N-m/s²
Stoke
Poise

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