Fluid dynamics questions | form five Physics

Air is moving fast horizontally past an air-plane. The speed over the top surface is 60m/s and under the bottom surface is 45m/s. Calculate the difference in pressure.

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UNSOLVED

1. Write down the Poiscuille`s equation for a viscous fluid flowing through a tube defining all symbols.
2. What assumptions are used to develop the equation in (i) above.
3. What is meant by Newtonian fluid?

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UNSOLVED

A submarine model is situated in a part of a tube with diameter 5.1cm where water moves at 2.4ms^-1. Determine the;

1. Velocity of flow in the water supply pipe of diameter 25.4cm.
2. Pressure difference between the narrow and the wide tube.

Answer / Solution

UNSOLVED