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Banking of Roads

A car moves w...

Question

A car moves with constant speed of $10 m / s$ in a circular path of radius $10$ m. The mass of the car is $1000$ kg. Who or what is providing the required centripetal force for the car? How much is its?

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Solution

While turning the car, friction provides necessary centripetal force.
the centripetal force is given by formula
$F = m v^{2} / r$
$F = 1000 * 10^{2} / 10 = 10^{4} N$

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