Often, waves are said to be "out of phase" with one another. This means that one wave is shifted so that the peaks and troughs are not simultaneous. Which type of interference could be seen as "out of phase"? A) positive B) negative

2 answers
Question:

Often, waves are said to be "out of phase" with one another. This means that one wave is shifted so that the peaks and troughs are not simultaneous. Which type of interference could be seen as "out of phase"?
A) positive
B) negative

Answers

I believe the correct answer is “negative” ?? Not sure but I think

Answer: It’s Negative Explanation: Just did it on USA test prep When two waves come close to one another, their effects add together. ... In fact, if the two waves (with the same amplitude) are shifted by exactly half a wavelength ... The resulting combined wave will have no crests or troughs at all, and will ... That means that there will always be constructive interference at that spot, therefore its negative.

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