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?

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

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Hydraulics and Fluid Mechanics in ME
Venturimeter is used to

Measure the velocity of a flowing liquid
Measure the pressure difference of liquid flowing between two points in a pipe line
Measure the discharge of liquid flowing in a pipe
Measure the pressure of a flowing liquid

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