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

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

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Hydraulics and Fluid Mechanics in ME
The Euler's equation for the motion of liquids is based upon the assumption that

The velocity of flow is uniform over the section
All of these
The flow is continuous, steady and along the stream line
The fluid is non - viscous, homogeneous and incompressible

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