Hydraulics and Fluid Mechanics in ME
The total pressure on the top of a closed cylindrical vessel completely filled up with a liquid is

Directly proportional to (radius)4
Inversely proportional to (radius)2
Directly proportional to (radius)2
Inversely proportional to (radius)4

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Hydraulics and Fluid Mechanics in ME
A hydraulic press is a device used

To lift larger load by the application of a comparatively much smaller force
To increase the intensity of pressure of water by means of energy available from a large quantity of water at a low pressure
All of these
To store pressure energy which may be supplied to a machine later on

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