Phillyg8154 Phillyg8154 27-02-2024 Physics contestada A lens of glass of refractive index 1.5 has a focal length of 10 cm in air and 15 cm when completely immersed in a liquid. When the refractive index of the liquid is: a. 2 b. 1.2 c. 1.5 d. 1.33