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When the road is dry and the coefficient of friction is μ, the maximum speed of a car in a circular path is 10 ms^–1

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When the road is dry and the coefficient of friction is μ, the maximum speed of a car in a circular path is 10 ms–1. If the road becomes wet and μ'=μ/2 , then what is the maximum speed permitted?

(A) 5 ms–1

(B) 10 ms–1

(C) 10 √2 ms–1

(D) 5 √2 ms–1 

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Best answer

The correct option- (D) 5 √2 ms–1 

Explanation:-

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