A particle is moving along a circle of radius 3 m .If its centripetal acceleration is `3ms^(-2)` , its angular velocity in` rad s^(-1)` is

Options

A. 1
B. `1//3`
C. 3
D. 0.5

Answer

A

Explanation

`a=romega^(2)`
` therefore omega^(2)=(3)/(3)=1`
`therefore omega= 1 "rad" s^(-1)`.