**Question :** What should be the coefficient of friction between the tyres and the road, when a car travelling at 60 km h−1 makes a level turn of radius 40 m?

(A) 0.5

(B) 0.66

(C) 0.71

(D) 0.80

**Answer :** option (C)

**Solution :**

with
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**Question :** What should be the coefficient of friction between the tyres and the road, when a car travelling at 60 km h−1 makes a level turn of radius 40 m?

(A) 0.5

(B) 0.66

(C) 0.71

(D) 0.80

**Answer :** option (C)

**Solution :**