If a Wave from One Slit of a Young's Double-Slit

question 50

Multiple Choice

If a wave from one slit of a Young's double-slit set-up arrives at a point on the screen one wavelength behind the wave from the other slit,what is observed at that point?

• A)dark fringe
• B)bright fringe
• C)multi-colored fringe
• D)gray fringe,neither dark nor bright

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Definitions:

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