Physics, 03.04.2021 05:40 danni51

Guys i really need help with my physics question: A marble has rolled down a track and into a vertical loop with a diameter of 4.5m. At the top of the loop, the track exerts a downward force on the marble equal to 1.4 times the marble's weight. Determine the speed of the marble at the top of loop.

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Guys i really need help with my physics question: A marble has rolled down a track and into a verti...