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A car is travelling at a given instant 4...

A car is travelling at a given instant 40`m//s` on a circular road of radius 400m. Its speed is increasing at the rate of 3`m//s`. Its tangential acceleration is

A

4`m//s^2`

B

3`m//s^2`

C

5`m//s^2`

D

2`m//s^2`

Text Solution

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The correct Answer is:
B
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