Single slit diffraction fringes have unequal width and unequal intensity

1. A.
   equal width.
2. B.
   equal width and unequal intensity
3. C.
   unequal width but equal intensity.
4. D.
   unequal width and unequal intensity.

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1. A.
   The fringes have unequal width.
2. B.
   The fringes have unequal intensity.
3. C.
   The fringes have unequal width and unequal intensity.
4. D.
   The fringes have equal width and equal intensity.

Tap an option to check your answer.