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Grade 11IIT JEE Entrance Exam

What will be the maximum speed of a car on a road turn of radius 30 m if the coefficient of friction between the tyres and the road is 0.4 (Take g = 9.8 m/s2)

(a) 10.84 m/s

(b) 9.84 m/s

(c) 8.84 m/s

(d) 6.84 m/s

Profile image of Simran Bhatia
12 Years agoGrade 11
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1 Answer

Profile image of Hrishant Goswami
12 Years ago

(a)

r = 30 m and m = 0.4.

 

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