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A child pushes a 2.2 kg swing that is initially at rest. The net force on the swing over time is shown below.What is the swing's speed at t=40 ms? Round off the answer to two decimal places.

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A child pushes a 2.2 kg swing that is initially at rest. The net force on the swing over time is shown below.





What is the swing's speed at t=40 ms? Round off the answer to two decimal places.



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