Answer: A 320-kg wooden raft floats on a lake. When a
Chapter , Problem 78(choose chapter or problem)
A 320-kg wooden raft floats on a lake. When a 75-kg manstands on the raft, it sinks 3.5 cm deeper into the water.When he steps off, the raft oscillates for a while, (a) What isthe frequency of oscillation? (b) What is the total energy ofoscillation (ignoring damping)?
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