Physics, 20.05.2021 05:20, mikeeway33

A man is sitting on a chair with wheels. He grabs a 2.1 kg book from the desk and throws the book at a speed of 7.2 m/s. His chair moves backward. The man has a mass of 70 kg and
the chair has a mass of 9.2 kg. What is the speed of the man and the chair after the book is
thrown?

Answers: 3

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A man is sitting on a chair with wheels. He grabs a 2.1 kg book from the desk and throws the book a...