In a double-slit experiment, the slit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from the other?
A)1.5 mm
B)3.0 mm
C)4.5 mm
D)6.0 mm
E)9.0 cm

Question

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The Answer of In a double-slit experiment, the slit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from the other?
A)1.5 mm
B)3.0 mm
C)4.5 mm
D)6.0 mm
E)9.0 cm

In a Double-Slit Experiment, the Slit Separation Is 2