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Q: Which of the following statements is NOT correct with respect to friction?
  • A. The static friction is slightly less than the limiting friction
  • B. The magnitude of limiting friction bears a constant ratio to the normal reaction between the two surfaces
  • C. The force of friction does not depend on the area of contact
  • D. The ratio of normal reaction to limiting friction is called the coefficient of friction
Correct Answer: Option D - See the above explanation.
D. See the above explanation.

Explanations:

See the above explanation.