Homework Help: physics

Posted by jessica on Tuesday, May 22, 2012 at 1:06am.

For long range communication an elephant uses a low frequency rumble that is undetectable to human ears. One elephant can pick up another elephant's call from a distance of 10 km. The frequency of this rumble is about 13 Hz. How fast does the rumble travel?

physics - drwls, Tuesday, May 22, 2012 at 2:27am
It ravels at the usual speed of sound. The numbers you have provided won't help tell you what it is.

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