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 `2m//s^(2)`, then its accelerat
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 `2m//s^(2)`, then its acceleration will be
A. `1//sqrt2 m//s^(2)`
B. `2 m//s^(2)`
C. `sqrt2 m//s^(2)`
D. `2sqrt2 m//s^(2)`
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