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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
A hydraulic press has a ram of 15 cm diameter and plunger of 1.5 cm. It is required to lift a weight of 1 tonne. The force required on plunger is equal to

1 kg
1000 kg
10 kg
100 kg

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Hydraulics and Fluid Mechanics in ME
In one dimensional flow, the flow

Is steady and uniform
Takes place in one direction
Takes place in curve
Takes place in straight line

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Hydraulics and Fluid Mechanics in ME
The maximum efficiency of transmission through a pipe is

0.6667
0.567
0.7666
0.5

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Hydraulics and Fluid Mechanics in ME
Which of the following is the unit of kinematic viscosity

pascal
faraday
stoke
poise

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Hydraulics and Fluid Mechanics in ME
An opening in the side of a tank or vessel such that the liquid surface with the tank is below the top edge of the opening, is called

Notch
Orifice
Weir
None of these

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Hydraulics and Fluid Mechanics in ME
A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall per unit length is (where w = Specific weight of liquid, and H = Height of liquid)

wH2/3
wH/2
wH2/2
wH

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