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MMLU-Pro / 9328 / A curve with a 120 m radius on a level road is banked at the correct angle for a…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

A curve with a 120 m radius on a level road is banked at the correct angle for a speed of 20 m/s. If an automobile rounds this curve at 30 m/s, what is the minimum coefficient of static friction needed between tires and road to prevent skidding?

category

physics

options

  1. 0.60
  2. 0.28
  3. 0.75
  4. 0.25
  5. 0.45
  6. 0.55
  7. 0.65
  8. 0.15
  9. 0.34
  10. 0.42

src

theoremQA-Physics

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