A Single Slit Illuminated with a 500 Nm Light Gives

question 21

Multiple Choice

A single slit illuminated with a 500 nm light gives a diffraction pattern on a far screen with its first order minimum m = 5 at 7.00° from zeroth order.At what angle does the order m = 18 occur?

• A)26.02°
• B)1.94°
• C)5.05°
• D)0.44°

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