Question
When a man, who weighs 650 N, stands on a particular trampoline, its springy surface shifts downward 0.1 m. If he bounces on it so that its surface shifts downward 0.28 m, how hard is it pushing up on him?
Answers
Answered by
drwls
The trampoline force is proportional to displacement, and in the opposite direction from the displacement. That is sometimes called Hooke's Law.
The answer is 2.8 times his weight.
2.8 * 650 = ___ N
The answer is 2.8 times his weight.
2.8 * 650 = ___ N
Answered by
n
213
Answered by
dingle
1219
Answered by
Amogus
N / m x 2nd m = answer
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