Hydraulics and Fluid Mechanics in ME
A hydraulic intensifier normally consists of

A cylinder, a piston, storage tank and control valve
Two coaxial rams and two cylinders
Two cylinders, two rams and a storage device
A cylinder and a ram

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Hydraulics and Fluid Mechanics in ME
Buoyant force is

The force necessary to maintain equilibrium of a submerged body
The resultant force acting on a floating body
The resultant force on a body due to the fluid surrounding it
Equal to the volume of liquid displaced

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