Question

13. How does the force of friction come into existence?​

Answer 1

Answer:

Explanation:

Friction is a force which comes into existence when two bodies in contact have relative motion or tending to have relative with respect to each other and oppose the motion. ... Thus the magnitude and direction of frictional force depend upon the magnitude and direction of the applied force.

Answer 2

Answer:

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How does the force of friction come into existence?

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Friction a Self-Adjusting Force:

Friction is a force which comes into existence when two bodies in contact have relative motion or tending to have relative with respect to each other and oppose the motion. ... Thus the magnitude and direction of frictional force depend upon the magnitude and direction of the applied force.