two waves are shown moving along a medium. four points along the medium are marked with an a, b, c, and d…

two waves are shown moving along a medium. four points along the medium are marked with an a, b, c, and d. at which two of these points will destructive interference occur? select two answers.

two waves are shown moving along a medium. four points along the medium are marked with an a, b, c, and d. at which two of these points will destructive interference occur? select two answers.

Answer

Explanation:

Step1: Recall destructive interference concept

Destructive interference occurs when waves are out - of - phase (crest of one wave meets trough of another).

Step2: Analyze points

At point B, a crest of one wave meets a trough of the other wave. At point D, a crest of one wave meets a trough of the other wave.

Answer:

B, D