Light passes through a single slit. If the width of the slit is reduced, what happens to
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(a) The width of the central bright fringe does not change, because it depends only on the wavelength of the light and not on the width of the slit.
(b) The central bright fringe becomes wider, because the angle that locates the first dark fringe on either side of the central bright fringe becomes smaller.
(c) The central bright fringe becomes wider, because the angle that locates the first dark fringe on either side of the central bright fringe becomes larger.
(d) The central bright fringe becomes narrower, because the angle that locates the first dark fringe on either side of the central bright fringe becomes larger.
(e) The central bright fringe becomes narrower, because the angle that locates the first dark fringe on either side of the central bright fringe becomes smaller.
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c The width of the central bright fringe is determined by the ang...View the full answer
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