In a single-slit diffraction experiment

PHYSICS · Subjective · A Level · Physics · Waves · Waves

Problem

In a single-slit diffraction experiment, light of wavelength

580\,\text{nm}

falls on a slit

0.30\,\text{mm}

wide. The screen is

2.0\,\text{m}

away. Calculate the linear width of the central maximum on the screen (use the small-angle approximation).