Written by the Fiveable Content Team • Last updated August 2025
Verified for the 2027 exam
Verified for the 2027 exam•Written by the Fiveable Content Team • Last updated August 2025
Definition
The condition for constructive interference in double-slit interference, where d is slit separation, θ is angle to the bright band, m is the order, and λ is wavelength.
AP course connection
Topic 14.8: 14.8 Double-Slit Interference and Diffraction Gratings