Question

A student ties a stone to a thread of length 1 m and starts swinging it in a circular
motion. The stone completes 20 rotations in 10 seconds. With what speed the stone is
moving?

(a)π m/ sec
(b)2π m/ sec
(c)4π m/ sec
(d)8π m/ sec​

Answer 1

Answer:

option c is the answer for this question