Answer to Question #279049 in Classical Mechanics for Rani

Question

A uniform solid ball has a few turns of light string wound around it. If the end of the string

is held steady and the ball is allowed to fall under gravity,what is the acceleration of the

center of the ball? (Assume the string remains vertical.)

Answer 1

$a=g\arcsin{\sin\frac 23}=6.5~\frac m{s^2}.$