Fluid Mechanics
In frictional fluid flow, the quantity, P/ρ + V²/2gc + gz/gc, is

None of these
Increased in the direction of flow
Not constant along a streamline
Constant along a streamline

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Fluid Mechanics
The continuity equation

Relates work and energy
Stipulates that Newton's second law of motion must be satisfied at every point in the fluid
Relates mass flow rate along a stream tube
None of these

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