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Type: Multiple-Choice
Category: Motion in Two- and Three-Dimensions
Level: Grade 11
Tags: Rotational Motion
Author: info@matheaze.com
Last Modified: 3 years ago

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Motion in Two- and Three-Dimensions Question

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Grade 11 Motion in Two- and Three-Dimensions

A carousel — a horizontal rotating platform — of radius r is initially at rest and then begins to accelerate constantly until it has reached an angular velocity ω after 2 complete revolutions.

What is the angular acceleration of the carousel during this time?
  1. ω^2/2πr
  2. ω^2/4π
  3. ω/8π
  4. ω^2/8π