In which of these cases are the two wave points considered to be in phase with each other? A. One point is on a crest and the other point is on a trough. B. One point is at the equilibrium position and the other point is on a trough. C. One point is at the equilibrium position and the other point is on a crest. D. The two points are both on troughs.
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Answer:
A. One point is on a crest and the other point is on a trough.
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Explanation:
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Answer:
The two points are both on troughs.
Explanation:
If two points are in phase then the distance between the two points must be equal to the wavelength.
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