Exam-style question
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What does the area under a force-time graph represent?.
- A.Force applied over time
- B.Impulse experienced by an object
- C.Work done on an object
- D.Change in momentum of an object
Model answer
What a good answer should say
- Impulse experienced by an object
Explanation
Why this works
The area under a force-time graph is equal to the impulse, which is the product of force and the time duration over which it acts. This impulse results in a change in momentum of the object.
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