Physics, 30.05.2020 00:04, beard4

The following table lists the speed of sound in various materials. Use this table to answer the question.
Glass 5,200
Aluminum 5,100
Iron 4,500
Copper 3,500
Salt water 1,530
Fresh water 1,500
Mercury 1,400
Hydrogen at 0°C 1,284
Ethyl Alcohol 1,125
Helium at 0°C 965
Air at 100°C 387
Air at 0°C 331
Oxygen at 0°C 316
How long would it take for a sound impulse to travel through a copper rod 25 kilometers long?
0.071 sec
0.14 sec
7.1 sec
140 sec

Answers: 3

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The following table lists the speed of sound in various materials. Use this table to answer the ques...