An object moves at constant speed around a horizontal circular track and takes a time…

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

Problem

An object moves at constant speed around a horizontal circular track and takes a time

T

to complete one revolution. If the track radius is doubled while the speed remains the same, which of the following describes the new period? (a)

T

(b)

2T

(c)

\sqrt{2}\,T

(d)

4T