1. A 40.0 kg rider is upside down at the top of a vertical circle that has a radius of 8.00 m. At what speed is she moving if she is "weightless"?

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Chapter7: Rotational Motion And The Law Of Gravity
Section: Chapter Questions
Problem 55AP: A car moves at speed v across a bridge made in the shape of a circular arc of radius r. (a) Find an...
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1. A 40.0 kg rider is upside down at the top of a vertical circle that has a radius of 8.00 m. At what speed
is she moving if she is "weightless"?
2. At what speed would an 80.0 kg rider feel "weightless" in the ride of #1?
Transcribed Image Text:1. A 40.0 kg rider is upside down at the top of a vertical circle that has a radius of 8.00 m. At what speed is she moving if she is "weightless"? 2. At what speed would an 80.0 kg rider feel "weightless" in the ride of #1?
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