A particle moves through angular displacement thetaon a circular path of radius' r'. The linear displacement will be:

A particle moves through angular displacement thetaon a circular path

1.	A particle moves through angular displacement thetaon a circular path of radius' r'. The linear displacement will be:
Answer» `2r sin ((THETA)/(2))` `2r cos ((theta)/(2))` ` 2r tan ((theta)/(2))` `2r COT ((theta)/(2))` Answer :A