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Uniform Circular Motion

The maximum s...

Question

The maximum speed that can be achieved without skidding by a car on a circular unbanked road of radius R and coefficient of static friction $μ$ , is

A

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B

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C

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D

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Solution

The correct option is D

In the given condition the required centripetal force is provided by frictional force between the road and tyre.
$\frac{m v^{2}}{R} = μ m g ∴ v = \sqrt{μ R g}$

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