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bearhunter [10]
2 years ago
11

4. A 1300 kg car makes a turn with a 45 m radius. Coefficient of static

Physics
1 answer:
asambeis [7]2 years ago
3 0

Answer: v = 11 m/s

Explanation:

If we ASSUME that the road is horizontal, not banked

The maximum friction force available is μmg

This will need to supply all of the required centripetal force

mv²/R = μmg

v = √(μgR) = √(0.28(9.8)(45)) = 11.1121...≈ 11 m/s

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