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Is vorticity transport is obtained by constructing a finite difference approximation?

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Is vorticity transport is obtained by constructing a finite difference approximation?

(a) True

(b) False

This question was addressed to me in a national level competition.

The question is from Flow over Sphere topic in section Three-Dimensional Incompressible Flow of Aerodynamics

1 Answer

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Best answer
Correct choice is (a) True

For explanation I would say: The is obtained by constructing a finite difference approximation to the vorticity transport equation on an expanding spherical polar grid system. Central difference of second order accuracy both in time and space is utilized.

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