A Stationary Merry-Go-Round of Radius 8 Feet Is Started in Motion

question 100

Multiple Choice

A stationary merry-go-round of radius 8 feet is started in motion by a push consisting of a force of 7 pounds on the outside edge, tangent to the circular edge of the merry-go-round, for 4 seconds. The moment of inertia of the merry-go-round is . Find the resulting angular velocity of the merry-go-around.

• A) 2 rad/sec
• B) 8 rad/sec
• C) 1 rad/sec
• D) 7 rad/sec

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