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Q. How much work must be completed to accelerate a baton from rest to an angular speed of 7.79 rad/s about its center? Consider the baton to be a uniform rod of length 0.596m and mass 0.495kg.

Q. A butterfly at eye level is 23 cm in front of an plane mirror. You are behind the butterfly, 51 cm from the mirror. What is the distance between your eye and the image of the butterfly in the mirror?

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