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IF the equation for the displancement of...

IF the equation for the displancement of a particle moving on a circular path is given by `theta=2t^3+0.5`, where `theta` is in radius and t is in seconds, then the angular velocity of the particle at t=2 s is

A

`8 rad s^-1`

B

`12rad s^-1`

C

`24 rad s^-1`

D

`36 rad s^-1`

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