A) broader and brighter
B) sharper and brighter
C) sharper and fainter
D) broader and fainter
Correct Answer: D
Solution :
As the slit width increase (relative to wavelength) the width of the central diffraction maxima decreases, ie, the light undergoes less flaring by the slit. The secondary maxima also decreases in width (and becomes weaker).You need to login to perform this action.
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