Hydraulics & Fluid Mechanics
Select the correct statement

Local atmospheric pressure depends upon elevation of locality only
A barometer reads the difference be-tween local and standard atmospheric pressure
Standard atmospheric pressure is the mean local atmospheric pressure a* sea level
Local atmospheric pressure is always below standard atmospheric pressure

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

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

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Hydraulics & Fluid Mechanics
Choose the wrong statement

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

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