Friction in Physics

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Friction in Physics

  1. 1. FRICTION IN PHYSICS WHAT IS FRICTION ? KINDS OF FRICTION APPLICATION OF FRICTION EXAMPLE PROBLEM BY : MAY RAPIKA ID : RSA1C312006
  2. 2. WHAT IS FRICTION ?
  3. 3. FRICTION IS FORCE THAT OPPOSING THE MOTION OF TWO SURFACES IN CONTACT
  4. 4. APPLICATION OF FRICTION
  5. 5. EXAMPLES…  WHEN WE WALK  WHEN THE CAR IS BRAKED
  6. 6. KINDS OF FRICTION
  7. 7. EXAMPLE PROBLEM
  8. 8. PROBLEMS m F An object with mass = 10 Kg in rough floor pulled by force F = 25 N to the right. If the coefficient of static objects with the floor is 0.2 with kinetic coefficient 0.1. Determine : a. Normal Force b. Acceleration of the motion of object
  9. 9. SOLUTION N f m W F

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