converge Ans 48 cm behind the lens 30 A double convex lens

Last updated: 6/13/2023

converge Ans 48 cm behind the lens 30 A double convex lens has 10 cm and 15 cm as its two radii of curvature The image of an object placed 30 cm from the lens is formed at 20 cm from the lens on the other side Find the focal length and the refractive index of the material of the lens What will be the focal length of the lens if it is immersed in water of refractive index 1 33 Ans 12 cm 1 5 47 cm 31 An illuminated object and a screen are 90 cm apart 1 Col Iaurth of a lons required to MC 4