illustration 9 A converging lens of focal length 15 cm and a

Last updated: 6/25/2023

illustration 9 A converging lens of focal length 15 cm and a converging mirror of focal le 20 cm are placed with their principal axes coinciding Point object is placed at a distance 12 from the lens Refracted ray from the lens gets reflected from the mirror and again refracte the lens It is found that the final ray coming out of the lens is parallel to the principal axis the distance between the mirror and the lens Solution Focal point of lens F F Focal point of mirror N LM TXA M Applying Gauss formula to le 1 1 1 V 12 x 15 12 15 u f Using cartesian sign conventi 60 cm P