The Coefficient of Static Friction for the Tires of a Race

question 11

Multiple Choice

The coefficient of static friction for the tires of a race car is 0.950 and the coefficient of kinetic friction is 0.800. The car is on a level circular track of 50.0 m radius on a planet where compared to Earth's . The maximum safe speed on the track on the planet is ____ times as large as the maximum safe speed on Earth.

• A)0.250
• B)0.500
• C)1.00
• D)2.00
• E)4.00

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Definitions:

North America

A continent located entirely in the Northern Hemisphere and almost entirely in the Western Hemisphere, including countries like the United States, Canada, and Mexico.

Australia

A country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands, known for its diverse landscapes and ecosystems.

Europe

A continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere, known for its rich history and diverse cultures.

Cycle of Depression

A recurring pattern of depressive episodes or symptoms that negatively affect a person's well-being and functionality.