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Questions  

A car is driven round a curved path of radius 18m  without the danger of skidding. The coefficient of friction between the tyres of the car and the surface of the curved path is 0.2. What is the  maximum speed in kmph of the car for safe driving ? (g = 10ms–2)

a
21.6 kmph
b
18.5 kmph
c
25.4 kmph
d
28.6 kmph

detailed solution

Correct option is A

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