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Module 4: Images in Mirrors and Lenses
Quiz by Ann Gabrielle Villaseñor
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In the figure at the right, which ray(s) will pass through the primary focus after refraction?
A. Ray 1
D. Ray 1 and 2
C. Ray 3
B. Ray 2
In the figure at the right, which ray(s) will pass through the primary focus after refraction?
What will happen to an incident ray passing the optical center?
Which best describes the image for convex lens that forms whenever the object is at the center of curvature?
Located along the principal axis. Depends on the type of lens – for a convex lens, it is on the same side with the object and for a concave lens, it is on the opposite side of the object.
Which best describes the image for concave lens that forms whenever the object is between F' and C?
A magnifying glass (convex lens) is used to increase the size of a small object. What is the image distance if a 5.0-cm focal length magnifying glass is placed 2.0 cm away from a 1.5 cm rice grain?
A magnifying glass (convex lens) is used to increase the size of a small object. What is the image height if a 5.0-cm focal length magnifying glass is placed 2.0 cm away from a 1.5 cm rice grain?