standing waves only occur when _____________.\na) there are two identical waves travelling in opposite…

standing waves only occur when _____________.\na) there are two identical waves travelling in opposite directions\nb) there are an integer number of loops\nc) two waves overlap and interfere\nd) all of the above

standing waves only occur when _____________.\na) there are two identical waves travelling in opposite directions\nb) there are an integer number of loops\nc) two waves overlap and interfere\nd) all of the above

Answer

Brief Explanations:

Standing waves are formed when two identical waves traveling in opposite directions interfere with each other. An integer - number of loops is a characteristic of standing - wave patterns. And in general, standing waves result from wave interference. So all the given conditions are related to the occurrence of standing waves.

Answer:

D. all of the above