Answer to Question #193931 in Classical Mechanics for Mike

Question

A raft is floating down the river at 7 m/s east. The raft has a mass of 120 kg and carries a student with a mass of 60 kg. The student than jumps off the raft to the west at 3 m/s relative to the raft. What is the velocity of the raft after the student jumps?

Answer 1

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