15.36 The mass of the ball is 2 kg and the string's length is L = 1 m. The ball is released from rest in position 1 and swings to position 2, where a = 40°. What is the magnitude of the ball's velocity at position 2? a
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The mass of the ball is 2 kg and the string's length is L = 1 m. The ball is released from rest in position 1 and swings
to position 2, where a = 40°. What is the magnitude of the ball's velocity at position 2?
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