2. Optics and Refraction
Geometric Optics — Quiz
Test your understanding of geometric optics with 5 practice questions.
Practice Questions
Question 1
Which of the following optical phenomena is primarily responsible for the formation of a rainbow?
Question 2
A light ray travels from air (refractive index $n_1 = 1.00$) into glass (refractive index $n_2 = 1.50$) at an angle of incidence of $30^{\circ}$. What is the angle of refraction?
Question 3
What type of lens is used to correct myopia (nearsightedness)?
Question 4
In the context of the human eye, what is the primary function of the retina?
Question 5
An object is placed $15 \text{ cm}$ from a convex mirror with a focal length of $-10 \text{ cm}$. What is the image distance?