A Young's interference experiment is conducted with blue-green argon laser light (l = 515 nm). The separation between the slits is 0.50 mm, and the interference pattern appears on a screen 4.95 m away. What is the spacing between the bright fringes? (1 nm = 10-9 m)

a. 3.4 mm
c. 1.7 mm
b. 5.1 mm
d. 6.8 mm


B

Physics & Space Science

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