Physics

Physics, 16.12.2019 04:31, Hi1234t6

How long will it take for sound impulse to travel to copper rod 25 kilometers long?

0.071 seconds
7.1 seconds
140 seconds
0.14 seconds

How long will it take for sound impulse to travel to copper rod 25 kilometers long?

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How long will it take for sound impulse to travel to copper rod 25 kilometers long?

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