Physics, 09.10.2019 17:10 NickWinston8712

Aball on the end of a rope is moving in a vertical circle near the surface of the earth. point a is at the top of the circle; c is at the bottom. points b and d are exactly halfway between a and c. which one of the following statements concerning the a boy is whirling a stone at the end of a string around his head. the string makes one complete revolution every second, and the tension in the string is ft. the boy increases the speed of the stone, keeping the radius of the circle unchanged, so that the string makes two complete revolutions per second. what happens to the tension in the sting?

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Aball on the end of a rope is moving in a vertical circle near the surface of the earth. point a is...

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