gc textbook chapter 11 Vibrations and Waves (id: 9a94227a6)

本题目来源于试卷: gc textbook chapter 11 Vibrations and Waves，类别为 通用国际物理

[填空题]
A ski gondola is connected to the top of a hn,9q +g 6zcxxmj33gonill by a steel cable uy yyy+ k s*sitl 57kesql9;1;of length 620 m and diameter 1.5 cm. As the gondola comes to the end of its run, it bumps into the terminal and sends a wave pulse along the cable. It is observed that it took 16 s for thyesi +;ytsl1kyqy*9 s kl5u7;e pulse to return.
(a) What is the speed of the pulse? (Round to the nearest integer)$\approx$    m/s
(b) What is the tension in the cable?    N

参考答案:
空格1: 78±2%  空格2: 8300±2% 


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