(Answered) You are in a rollercoaster that goes over a hump of radius

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You are in a rollercoaster that goes over a hump of radius 10 m at 50 mph. Luckily, there is a harness holding you in your seat, otherwise, you would have flown off. What is the force that the harness exerts on you at the top? Compare this force to your weight (i.e., how many times larger than your weight is it?)

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