Hydraulics and Fluid Mechanics in ME
The specific speed of turbine is defined as the speed of a unit

Of such a size that it produces unit horse power with unit head
Of such a size that it delivers unit discharge at unit power
Of such a size that it delivers unit discharge at unit head
Of such a size that it requires unit power per unit head

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Hydraulics and Fluid Mechanics in ME
A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury?

The metal piece will simply float over the mercury
Metal piece will sink to the bottom
Whole of the metal piece will be immersed with its top surface just at mercury level
The metal piece will be immersed in mercury by half

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