Question

At the first minimum adjacent to the central maximum of a single-slit diffraction pattern, the phase difference between the Huygen's wavelet from the edge of the slit and the wavelet from the midpoint of the slit is:(a) $\frac{\pi}{2}$ radian(b) π radian(c) $\frac{\pi}{8}$ radian(d) $\frac{\pi}{4}$ radian

Answer 1

HERE IS YOUR ANSWER :-

Option no :- D

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