A phone cord is 4.00 m long and has a mass of 0.200 kg. A
Chapter 13, Problem 13.43(choose chapter or problem)
A phone cord is 4.00 m long and has a mass of 0.200 kg. A transverse wave pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.800 s. What is the tension in the cord?
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