Question: A pendulum is made by tying a 500 g ball to a 75-cm-long string. The pendulum is pulled 30 to one side, then released. What

A pendulum is made by tying a 500 g ball to a 75-cm-long string. The pendulum is pulled 30° to one side, then released.
What is the ball’s speed at the lowest point of its trajectory?

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