A single-slit diffraction pattern is observed on a screen kept at a fixed distance…
PHYSICS · Single correct · A Level · Physics · Waves · Waves
Problem
A single-slit diffraction pattern is observed on a screen kept at a fixed distance from the slit. If the slit width is reduced to one-third of its original value, how will the linear width of the central maximum change?
(a) One-third of the original width
(b) Nine times the original width
(c) Three times the original width
(d) It remains unchanged