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Question: The minimum velocity (in m/s) with which a car driver must traverse a flat curve of radius 150 m and...

The minimum velocity (in m/s) with which a car driver must traverse a flat curve of radius 150 m and coefficient of friction 0.6 to avoid skidding is-

A

60

B

30

C

15

D

25

Answer

25

Explanation

Solution

mv2r\frac{mv^{2}}{r} = µ mg ̃ v = µrg\sqrt{µrg}