6. A converging lens made of crown glass (n = 1.50) has a focal length of 15.0 cm when used in air. If the lens is immer
Posted: Mon May 02, 2022 9:08 pm
6. A converging lens made of crown glass (n = 1.50) has a focal length of 15.0 cm when used in air. If the lens is immersed in water, what is its focal length? [55.6 cm]