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In classical mechanics, impulse (symbolized by J or Imp) is the change in momentum of an object. If the initial momentum of an object is p 1, and a subsequent momentum is p 2, the object has received an impulse J: =. Momentum is a vector quantity, so impulse is also a vector quantity.
Define impulse. Describe effects of impulses in everyday life. Determine the average effective force using graphical representation. Calculate average force and impulse given mass, velocity, and time.
When a force is applied on an object for some amount of time, the object experiences an impulse. This impulse is equal to the object’s change of momentum. Newton’s second law in terms of …
In a collision, objects experience an impulse; the impulse causes and is equal to the change in momentum. Consider a football halfback running down the football field and encountering a collision with a defensive back.
Describe momentum, what can change momentum, impulse, and the impulse-momentum theorem; Describe Newton’s second law in terms of momentum ; Solve problems using the impulse-momentum theorem
Define impulse. Describe effects of impulses in everyday life. Determine the average effective force using graphical representation. Calculate average force and impulse given mass, velocity, and time. The effect of a force on an object depends on how long it acts, as well as how great the force is.
Impulse is a vector quantity; an impulse of, say, − (10 N · s) i ^ − (10 N · s) i ^ is very different from an impulse of + (10 N · s) i ^ + (10 N · s) i ^; they cause completely opposite changes of momentum.
