Consider a single-slit diffraction pattern caused by a slit of width a. There is a minimum at sin$\theta$equal to:
A) exactly $\lambda$/a
B) slightly more than $\lambda$/a
C) slightly less than $\lambda$/a
D) exactly $\lambda$/2a
E) very nearly$\lambda$/2a

Question

Quizplus · Accepted Answer

The condition for the first minimum in a single-slit diffraction pattern is given by sin(θ) = λ/a, where λ is the wavelength of light and a is the slit width.

Consider a Single-Slit Diffraction Pattern Caused by a Slit of Width