11. A spherical air bubble in water can function as a ing or a diverging lens? How is its focal length related to its ra
Posted: Wed May 18, 2022 4:27 pm
11. A spherical air bubble in water can function as a ing or a diverging lens? How is its focal length related to its radius? 12. You have a curved spherical mirror about a foot across. You find that when your eye is very close to the mirror, you see an upright image of your face. But as you move farther and farther from the mirror, your face suddenly looks upside down. (a) What kind of mirror (con- vex or concave) is this? (b) Are the images you see real or virtual? 11