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(a) What is the period of rotation of Earth in seconds? (b) What is the angular velocity of Earth? (c) Given that Earth has a radius of $6.4 \times 10^{6}\textrm{ m}$ at its equator, what is the linear velocity at Earth's surface?
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Final Answer
  1. $86500 \textrm{ s}$
  2. $7.27 \times 10^{-5}\textrm{ rad/s}$
  3. $470 \textrm{ m/s}$
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OpenStax College Physics Solution, Chapter 6, Problem 4 (Problems & Exercises) (1:12)

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