Two particles starting from a point on a circle of radius 4m in horizontal plane move along the respectively in opposite directions. The particle will collide with each other after a time of

Two particles starting from a point on a circle of radius 4m in horizo

1.	Two particles starting from a point on a circle of radius 4m in horizontal plane move along the respectively in opposite directions. The particle will collide with each other after a time of
Answer» `3.0s` `2.5 s` `2.0s` `1.5s` ANSWER :B