Hydraulics and Fluid Mechanics in ME
Principle of similitude forms the basis of

comparing two identical equipments
comparing similarity between design and actual equipment
hydraulic designs
designing models so that the result can be converted to prototypes

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Hydraulics and Fluid Mechanics in ME
Discharge of a centrifugal pump is

Directly proportional to (diameter)² of its impeller
Inversely proportional to diameter of its impeller
Inversely proportional to (diameter)² of its impeller
Directly proportional to diameter of its impeller

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Hydraulics and Fluid Mechanics in ME
The meatcentric height is the distance between the

Metacentre and centre of buoyancy
Original centre of buoyancy and new centre of buoyancy
Centre of gravity of the floating body and the metacentre
Centre of gravity of the floating body and the centre of buoyancy

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

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

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