simmy36 simmy36

08-12-2022
Physics

contestada

John is swinging a 100 g mass on a string around his head.
On one end of the string is a spring scale that says he is
exerting 5 N of centripetal force. Attached to the mass is a
speedometer that tells him the mass is moving at 4 m/s. How
long is the string?

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