JEE Main 7 Jan 2020 Shift 1 Solved Paper

Section: Physics

Question : 14 of 75

Marks: +1, -0

Visible light of wavelength 6000 × 10 ‌–8 cm falls normally on a single slit and produces a diffraction pattern. It is found that the second diffraction minimum is at 60° from the central maximum. If the first minimum is produced at θ1 , then θ1 is close to :

[7-Jan-2020 Shift 1]

20°
45°
30°
25°

Validate

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