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Question
Gear A, which turns clockwise, meshes with gear B, which turns counterclockwisWhen more force is applied through gear A, torque is createHow does the angular velocity of gear B change as a result?
  1. It increases in magnitude.
  2. It decreases in magnitude.
  3. It changes direction.
  4. It stays the same
Question by OpenStax is licensed under CC BY 4.0.
Final Answer

(a)

Solution Video

OpenStax College Physics Solution, Chapter 10, Problem 7 (Test Prep for AP® Courses) (0:23)

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Video Transcript
This is College Physics Answers with Shaun Dychko. When gear A turns clockwise more quickly it's going to drive gear B to turn counter-clockwise more quickly as well. The angular velocity of gear B will increase in magnitude, and so the answer is A. 

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