Q. Destructive interference occurs when the phase difference is

चरण अंतर होने पर विनाशकारी हस्तक्षेप होता है

A
Zero
शून्य
B
π
C
2π
D
4π

Explanation

Destructive interference occurs when two waves have a phase difference of π (180°). This means the crest of one wave coincides with the trough of another, causing them to cancel each other and produce a dark fringe.

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