Which of the following statements about friction are true? Group of answer choices 1 - For a
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Question:
Which of the following statements about friction are true?
Group of answer choices
1 - For a stationary 10 kg box on a horizontal floor with a coefficient of static friction μs=0.5, the force of static friction is 49 N.
2 - For an object sliding on a surface, the coefficient of friction only depends upon the object and surface materials.
3 - The unit of the coefficient of static friction are Newtons.
4 - When you run on the road it is the kinetic force of friction that propels you forward.
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