The bird perched on the swing shown below has a mass of 42.7 g, and the base of the swing, y = 7.54 cm below the hook, has a mass of 133 g. The swing and bird are originally at rest, and then the bird takes off horizontally at 2.04 m/s. How high will the base of the swing rise above its original level? Disregard friction.

Answer 1

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