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11 Dec 2019
A pendulum is made by tying a 420 g ball to a 44.0 cm long string. The pendulum is pulled 21.0 degrees to one side, then released.
What is the ball's speed at the lowest point of its trajectory?
A pendulum is made by tying a 420 g ball to a 44.0 cm long string. The pendulum is pulled 21.0 degrees to one side, then released.
What is the ball's speed at the lowest point of its trajectory?
Jean KeelingLv2
29 May 2020