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A motor car is travelling at 30 m/s on a...

A motor car is travelling at 30 m/s on a circular track of radius 450 m. If its speed is increasing at the rate of 2 m/s^2, then its acceleration will be

A

`1 / sqrt(2) m/s^2`

B

`2m/s^2`

C

`sqrt (2) m/s^2`

D

`root (2) (2) m/s^2

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