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Q. |
Which is incorrect statement, if any |
A. | The force of friction is independent of the velocity of sliding |
B. | The force of friction is independent of the extent of the surfaces in contact |
C. | The force of friction is directly proportional to the pressure between the surfaces in contact |
D. | The laws of friction are true when the intensity of the pressure between the surfaces is small |
E. | None of the above |
Answer» E. None of the above |
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