A Narrow, Horizontal Slit Is 0

question 146

Multiple Choice

A narrow, horizontal slit is 0.50 mm above a horizontal plane mirror. The slit is illuminated by light of wavelength 400 nm. The interference pattern is viewed on a screen 10.0 m from the slit. What is the vertical distance from the mirror to the first bright line?

• A) 1.0 mm
• B) 2.0 mm
• C) 3.0 mm
• D) 4.0 mm
• E) 1.2 mm

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