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A road is banked at an angle of 0.01 rad...

A road is banked at an angle of 0.01 radian. If the radius of the road is 80m, then safe speed for the driver will be:` (g = 10 N kg^-1) `

A

2.8m/s

B

3.8m/s

C

4.8m/s

D

5.8m/s

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