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Air flows through a converging nozzle with inlet cross section area of 0.4 m2 with a velocity of 10 m/s. Calculate the velocity of air at outlet with cross sectional area of 0.3 m2 . (incompressible)

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olaposi007

Answer: The velocity of air at outlet is 13.33m/s

Explanation:

For incompressible fluids,

The continuity equation is given as

A1*v1 = A2*v2

A1 = 0.4m²

v1 = 10m/s

A2 = 0.3m²

substituting,

0.4*(10) = 0.3(v2)

v2 = 4/0.3 = 13.33m/s

The velocity of air at outlet is 13.33m/s

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