When Light with a Wavelength of 425 Nm Uniformly Illuminates

question 42

Multiple Choice

When light with a wavelength of 425 nm uniformly illuminates a single slit, the central bright fringe, observed on a screen located 0.630 m from the slit, has a width of 0.0166 m. What is the width of the slit?

• A)1.61 × 10^-5 m
• B)3.23 × 10^-5 m
• C)4.84 × 10^-5 m
• D)8.07 × 10^-5 m
• E)1.09 × 10^-4 m

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Definitions:

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