Hydraulics & Fluid Mechanics
When a liquid rotates at a constant angular velocity about a vertical axis as a rigid body, the pressure intensity varies

as the square of the radial distance
linearly with radial distance
inversely as the radial distance
inversely as the square of the radial distance

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Hydraulics & Fluid Mechanics
According to Bernoulli’s equation for steady ideal fluid flow

velocity and pressure are inversely proportional
the energy is constant along a stream-line but may vary across streamlines
total energy is constant throughout
principle of conservation of mass holds

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