Question: The stream function for an in-compressible, two dimensional flow field is = 2r 3 sin 3 For this flow field, plot several streamlines for

The stream function for an in-compressible, two dimensional flow field is 

ψ = 2r3 sin 3θ

For this flow field, plot several streamlines for 0 ≤ θ ≤ π/3.

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