A point size body is moving along a circle at an angular velocity 2.8rads^(-1). If centripetal acceleration of body is 7ms^(-2) then its speed is

A point size body is moving along a circle at an angular velocity 2.8r

1.	A point size body is moving along a circle at an angular velocity 2.8rads^(-1). If centripetal acceleration of body is 7ms^(-2) then its speed is
Answer» `1.25 MS^(-1)` `2.5 ms^(-1)` `3.5 ms^(-1)` `7ms^(-1)` ANSWER :B