If the distance of a point on the screen from the two sources is 1.8 x 10 m and 1.23 × 10-5 m and wavelength of light used is 6000 Å then, it is (a) 9th dark fringe (b) 10th dark fringe (c) 10th bright fringe (d) 11th dark fringe A B X₁ D- P(point) Screen
If the distance of a point on the screen from the two sources is 1.8 x 10 m and 1.23 × 10-5 m and wavelength of light used is 6000 Å then, it is (a) 9th dark fringe (b) 10th dark fringe (c) 10th bright fringe (d) 11th dark fringe A B X₁ D- P(point) Screen
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Transcribed Image Text:If the distance of a point on the screen
from the two sources is 1.8 x 10 m and
1.23 x 10-5 m and wavelength of light used is
6000 A then, it is
(a)
9th dark fringe
(b)
10th dark fringe
(c)
10th bright fringe
(d)
11th dark fringe
D
B
X₁
D
P(point)
Screen
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