Built in 1983 in preparation for the 1984 Olympic Games, the 7-Eleven United States Olympic Training Center Velodrome features a 333.3-meter cement cycling track with semi-circular turns of radius 22m banked at 33 degrees. (HCPCRN31382)In 2016, Evelyn Stevens set a world record there going 47.98km in one hour. Assuming she traveled at a constant speed for the entire hour, was friction required for her to safely travel the turns on the track? If so, what minimum coefficient of static friction must be present? The mass of Evelyn and her bicycle combined was 62.8 kg.

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter5: More Applications Of Newton’s Laws
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Built in 1983 in preparation for the 1984 Olympic Games, the 7-Eleven United States Olympic Training Center Velodrome features a 333.3-meter cement cycling track with semi-circular turns of radius 22m banked at 33 degrees. (HCPCRN31382)In 2016, Evelyn Stevens set a world record there going 47.98km in one hour. Assuming she traveled at a constant speed for the entire hour, was friction required for her to safely travel the turns on the track? If so, what minimum coefficient of static friction must be present? The mass of Evelyn and her bicycle combined was 62.8 kg.

Expert Solution
Step 1

The given values are,

r=22 mθ=33°v=47.98 km/h=47.98 km/h1000 m1 km1 h3600 s=13.32778 m/sm=62.8 kg

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