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OpenStudy (anonymous):

The track near the top of your favorite roller coaster has a circular shape with a diameter of 37 m. When you are at the top, you feel as if you weigh only one-fourth of your weight on the ground. What is the speed of the roller coaster?

OpenStudy (anonymous):

force=(mass*velocity squared)/radius g/4 = v squared/radius v=90.6

OpenStudy (anonymous):

i am sorry v=45.3

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