Light from a small region of an ordinary incandescent bulb is passed through a yellow filter and then serves as the source for a Young's double-slit experiment.Which of the following changes would cause the interference pattern to be more closely spaced?
A)Use slits that are closer together
B)Use a light source of lower intensity
C)Use a light source of higher intensity
D)Use a blue filter instead of a yellow filter
E)Move the light source further away from the slits

Question

Quizplus · Accepted Answer

Using a blue filter instead of a yellow filter would result in light of a shorter wavelength. Shorter wavelengths lead to more closely spaced interference fringes.

Light from a Small Region of an Ordinary Incandescent Bulb