Two plano convex lenses each of focal length 10 cm and refrective index 3/2 are placed as shown in the space left water (ri=4/3) id filled thd whole arrangment is in air the optical power of the system is (in diopters)
Two plano convex lenses each of focal length 10 cm and refrective index 3/2 are placed as shown in the space left water (ri=4/3) id filled thd whole arrangment is in air the optical power of the system is (in diopters)
