Fluid Mechanics
The capacity of an accumulator is the maximum

Discharge which it can deliver
Energy which it can store
None of these
Liquid which it can store

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Fluid Mechanics
Shear stress in a fluid flowing in a round pipe

Is zero at the centre and varies linearly with the radius
Remains constant over the cross-section
Is zero at the wall and increases linearly to the centre
Varies parabolically across the cross-section

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