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1 vote
Two students hold a rope between them. They wiggle it in a way so that the crest of one wave reaches the crest of the other, increasing its amplitude. This is an example of.

A. Destructive interference
B. Constructive interference
C. Wavelength
D. Medium

asked
User Keiko
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1 Answer

6 votes
I think constructive interference
answered
User Ashish Ramani
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