A coiled spring with coils that are closely spaced then widely then closely then widely then closely, ending with a yellow line labeled 1 second.
What is the frequency of this wave?
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![A coiled spring with coils that are closely spaced then widely then closely then widely then closely ending with a yellow line labeled 1 secondWhat is the frequ class=](https://us-static.z-dn.net/files/d20/3b22584fec95a052edadff6dbc0b330e.png)