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Double-Slit Interference: Light from a Monochromatic Source Shines Through a Double

Question 32

Multiple Choice

Double-slit interference: Light from a monochromatic source shines through a double slit onto a screen 5.00 m away. The slits are 0.180 mm apart. The dark bands on the screen are measured to be 1.70 cm apart. What is the wavelength of the incident light?


A) 457 nm
B) 306 nm
C) 392 nm
D) 612 nm
E) 784 nm

Correct Answer:

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