4. Waves and Optics

Physical Optics — Quiz

Test your understanding of physical optics with 5 practice questions.

Practice Questions

Question 1

What is the primary cause of the interference pattern observed in Young's double-slit experiment?

Question 2

Which of the following best describes the condition for constructive interference in terms of path difference $\Delta d$ between two coherent light waves?

Question 3

In a single-slit diffraction experiment, what happens to the angular width of the central maximum if the slit width $a$ is halved?

Question 4

Which phenomenon explains why polarized sunglasses reduce glare from horizontal surfaces?

Question 5

What is the coherence length of a light source?