Answer to Question #248275 in Physics for Vivo

Question

A small spherical small ball of radius 'a' of a material of density 'p' falls from rest in still air of viscosity 'n' . now(1) write up the equation of motion of the ball (2) estimate its terminal velocity and (3) find out the time and distance traversed when the ball has acquired 90% of the terminal velocity.

Answer 1

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