Laws Of Motion Question 98

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[NCERT 1990]

Options:

A) μRg

B) Rgμ

C) μRg

D) μRg

Show Answer

Answer:

Correct Answer: D

Solution:

In the given condition the required centripetal force is provided by frictional force between the road and tyre. mv2R=μmg

v=μ Rg



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