Question
Question: The maximum frictional force between the tyres of a car and the road is 0.5 mg. The car negotiates a...
The maximum frictional force between the tyres of a car and the road is 0.5 mg. The car negotiates a curve of radius 10 metre. The velocity is –
A
10 m s–1
B
7 m s–1
C
4.9 m s–1
D
14.2 m s–1
Answer
7 m s–1
Explanation
Solution
f = rmv2