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If two waves meet and build on each other, blank interference is occurs.

2 Answers

2 votes
I believe that the answer that you are looking for is constructive interference because when the 2 waves meet it has 2 options to build or to cancel when it cancels that is called destructive interference. I hope that helped.

User Bruno Miguel
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4 votes
that is called constructive interference. If they meet and cancel, it is destructive interference
User Sonarholster
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