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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Hydraulics & Fluid Mechanics
The horizontal component of force on a curved surface is equal to the

force on a vertical projection of the curved surface
force on the horizontal projection of the curved surface
weight of liquid vertically above the curved surface
product of pressure intensity at its centroid and area

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Hydraulics & Fluid Mechanics
Choose the wrong statement

fluids conform to the shape of the con-taining vessels
fluids are capable of flowing
when in equilibrium, fluids can sustain shear forces
when in equilibrium, fluids cannot sustain tangential forces

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