A toy train moves on a circular track of radius at revolutions per minute

PHYSICS · Single correct · CBSE · Physics · Motion in a Plane · Motion in a Plane

Problem

A toy train moves on a circular track of radius

2\,\text{m}

20

revolutions per minute. Find the distance it travels in

30\,\text{s}

. (a)

250\,\text{m}

(b)

126\,\text{m}

(c)

63\,\text{m}

(d)

120\,\text{m}