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What is friction and importance

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What is friction and importance
  • 1 answers

Dipen Saka 8 years, 3 months ago

whenever a body moves or tends to move over the surface of another body, a force comes into play which acts parallel to the surface and opposes the relative motion.

it is important for:

(A) it helps us to walk

(B) without friction an ant could also have moved any heavy machine/thing. etc.

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