Question

In Young’s double slit expt. the distance between two
sources is 0.1 mm. The distance of the screen from the
source is 20 cm. Wavelength of light used is 5460 Å. The
angular position of the first dark fringe is
(a) 0.08º (b) 0.16º
(c) 0.20º (d) 0.32º

Answer 1

Answer:

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