JEE Main 7 Jan 2020 Shift 2 Solved Paper

Section: Physics

Question : 12 of 75

Marks: +1, -0

In a Young's double slit experiment, the separation between the slits is 0.15 mm. In the experiment, a source of light of wavelength 589 nm is used and the interference pattern is observed on a screen kept 1.5 m away. The separation between the successive bright fringes on the screen is:

[7 Jan 2020 Shift 2]

6.9 mm
5.9 mm
4.9 mm
3.9 mm

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