The beat frequency produced by the two standing waves is 13 Hz.
<h3>The wavelength of the shorter string</h3>
The wavelength of the shorter string is calculated as follows;

<h3>The length of the longer string</h3>

The frequency of the longer string is calculated as follows;

<h3>Beat frequency</h3>
The beat frequency produced by the two standing waves is calculated as follows;

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Answer:
mid-ocean ridge
Explanation:
When two oceanic tectonic plates diverge, it means they pull away from each other. When this happens, new land is created where the two plates moved apart.
Ions are the name for atoms that have gained or lost one or more electrons, leaving them with a net charge. For atoms that lose an electron, they gain a positive charge and become cations. For atoms that gain an electron, they take on a net negative charge and become anions.
Acceleration
.........................
Energy =mass*SHC*temp rise
670*0.96*218
=140217.6J
=140.2176KJ