A diverging lens of focal length 20 cm having refractive

Last updated: 6/13/2023

A diverging lens of focal length 20 cm having refractive index 1 5 is immersed in a liquid of refractive index 3 The focal length and nature of the lens in liquid is 1 20 cm divergent 3 10 cm divergent 2 20 cm convergent 4 10 cm convergent