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A circular race track of radius 400 m is...

A circular race track of radius 400 m is banked at an angle of `10^(@)` . If the coefficient of friction between the wheels of a race car and the road is 0.2 , what is the (i) optimum speed of the race car to aviod wear and tear on its tyres .
maximum permissible speed to aviod slipping ?

A

`26m//s`

B

`30m//s`

C

`34m//s`

D

`40m//s`

Text Solution

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The correct Answer is:
A
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