Constructive interference occurs when which of the following occurs?
Two interfering waves have a displacement in opposite directions.
The trough of a wave interferes with the crest of a second wave.
At the point where there are nodes of standing waves.
The crest of a wave interferes with the crest of a second wave.
Answers: 3
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An incident ray through the focal point of a spherical mirror will: reflect through the center of curvature. reflect back through the focal point. reflect parallel to the principle axis. reflect the same direction as the incident ray.
Answers: 1
Constructive interference occurs when which of the following occurs?
Two interfering waves have a d...
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