Question

The slits in Young’s experiment have width in ratio 1:16. Deduce ratio of maxima & minima in interference pattern.

Answer 1

Explanation:

Two slits in Young's experiment have widths in the ratio 1:25. The ratio of intensity at the maxima and minima in the interference pattern ImaxImin is.

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Answer 2

From the question, it is clear that 10 maxima of the double slit pattern is formed within the central maximum of the single slit pattern. Hence above 2 equations can be equated. ∴ a = 2/10 = 0.2mm. The width of each slit = 0.2mm