At P₂ the waves from sources S₁ and S₂ shown in the figure A) are in phase. B) have a path difference of one wavelength. C) have a path difference of one-half wavelength. D) are interfering constructively. E) None of these is correct.

Question

Quizplus · Accepted Answer

The waves from sources S₁ and S₂ have a path difference of one-half wavelength, resulting in destructive interference at point P.

At P2 the Waves from Sources S1 and S2 Shown

At P₂ the Waves from Sources S₁ and S₂ Shown