The best description of the constructive interference of light is the crest and trough of two waves intersect.
What is Constructive Interference ?
When two waves travel in the same direction and are in phase with each other, their amplitude gets added, and the resultant wave is obtained. Here, the waves are said to have undergone constructive interference.
Constructive interference is a type of interference that occurs at any location along the medium where the two interfering waves have a displacement in the same direction
The best description of the constructive interference of light is the crest and trough of two waves intersect.
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