A roller coaster reaches the top of the steepest hill with a speed of 6.0 km/h. It

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A roller coaster reaches the top of the steepest hill with a speed of 6.0 km/h. It then descends the hill, which is at an average angle of 45o and is 45.0m long. Estimate its speed when it reaches the bottom. Assume μk = 0.18.

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Physics

ISBN: 978-0077339685

2nd edition

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

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Question Posted: Apr 30, 2010 12:31 AM

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A roller coaster reaches the top of the steepest hill with a speed of 6.0 km/h. It

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See the freebody diagram for the descending roller coaster It starts its descent with v 60 kmh 1m...View the full answer

Physics

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