Impulse

Key point

  • Impulse is a change in momentum

Impulse is defined as the certain amount of force you apply at a given time interval. 

  • Impulse is a vector quantity (direction is that of the force)
  • Unit: Ns (Newton-second)
  • Area under a force-time graph = impulse
  • Impulse is sometimes denoted by J

Not in Formula Booklet but important

impulse

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