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If I_0 is the intensity of the principal maximum in the single slit diffraction pattern,

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asked Mar 30, 2018 in Physics by shabnam praween (19,050 points) ● 5 ● 6 ● 71

If I0 is the intensity of the principal maximum in the single slit diffraction pattern, then what will be its intensity when the slit width is doubled?

(1) 2I0

(2) 4I0

(3) I0

(4) I0/2

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answered Mar 30, 2018 by santoshjha (25,550 points) ● 4 ● 5 ● 7
selected Mar 30, 2018 by Vikash Kumar
 
Best answer

The correct answer is (3)
Maximum intensity is independent of slit width.

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