Debanjana adhikari Asked a Question June 2, 2020 9:54 am
30 pts - CSIR NET
- Physical Sciences
Q79. A screen has two slits, each of width w with their centres at a distance 2w apart. ft is illuminated by a monochromatic plane wave travelling along the x -axis. The intensity of the interference pattern, measured on a distant screen, at an angle 0=*to the x-axis is (a) zero for n = 1,2,3... b) maximum for n =1,2,3... (C) maximum for n =S. (d) zero for n=0 only w W
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