A Particularly Scary Roller Coaster Contains a Loop-The-Loop in Which $13.2 \mathrm {~m}$

question 83

Multiple Choice

A particularly scary roller coaster contains a loop-the-loop in which the car and rider are completely upside down. If the radius of the loop is $13.2 \mathrm {~m}$ with what minimum speed must the car traverse the loop so that the rider does not fall out while upside down at the top? Assume the rider is not strapped to the car.

• A) 11.4 m/s
• B) 12.5 m/s
• C) 10.1 m/s
• D) 14.9 m/s

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