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Joe is setting up a test run for a new roller coaster. The coaster car
and test dummy have a combined mass of 520 kg, and the portion of the coaster they are
testing drops from a hill into a circular loop 10.0 meters across. What is the minimum speed
the car must be going at the top of the loop? What is the minimum height the hill leading
into the loop must be (measured from the bottom of the loop to the top of the hill)?

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Answer:

Explanation:

and test dummy have a combined mass of 520 kg, and the portion of the coaster they are

testing drops from a hill into a circular loop 10.0 meters across. What is the minimum speed

the car must be going at the top of the loop? What is the minimum height the hill leading

into the loop must be (measured from the bottom of the loop to the top of the hill)?

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