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A solid sphere of radius R is rotating with angular velocity w (omega) in otherwise still infinite...

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Mechanical Engineering

A solid sphere ofradius R is rotating with angular velocity w (omega) in otherwisestill infinite fluid of density p (rho) viscosity u (mu).

(a) For creeping flowassumptions to hold, which condition(s) has to be satisfied?

(b) Under creepingflow assumption, solve the velocity field in the flow. Does thesolution still satisfy the creeping flow assumption at the farfield?

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