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The maximum speed with which a car can b...

The maximum speed with which a car can be driven touqd a curve of radius 18 m without skidding {When g = `10 ms^-2` and the coefficient of friction between rubber tyres and the roadways is 0.2) is

A

`36.0 kmh^(-1)`

B

`18.0kmh^(-1)`

C

`21.6 kmh^(-1)`

D

`14.4 kmh ^(-1)`

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