Question 10

A beam of monochromatic light illuminates a slit with adjustable width. Diffraction effects become difficult to detect when the ratio of the wavelength of the light to the slit width is:

• A. 3/4
• B. 1/2
• C. 1/4
• D. Very much less than one
• E. None of the above

Formula Sheet

Question 9

Question 11

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