Question

Q13) A stream function Y = x^3 - y^3 is
observed for a two-dimensional flow
field. What is the magnitude of the
velocity at point (1,-1) :​

Answer 1

=μ=∂ψ∂y-3y2=-3

And ν=-μ=∂ψ∂x=-3x2=-3

∴ (−32)+(−3)2−−−−−−−−−−−√= 4.24