Asked by Faoruk
If two sound waves undergo complete destructive interference, what must be true?
A. They have the same amplitude. B. They have the same frequency. C. They are 180° out of phase. D. all of the above
A. They have the same amplitude. B. They have the same frequency. C. They are 180° out of phase. D. all of the above
Answers
Answered by
bobpursley
all are true.
Answered by
Anonymous
All of these