Sir ere ame from 8 and 1 When two thin lenses are in contact

Last updated: 6/26/2023

Sir ere ame from 8 and 1 When two thin lenses are in contact their combined power is 9 D When they are 27 separated by a small distance of 20 cm their equivalent power becomes D Their individuals power in dioptre is 6 and 3 5 and 4 7 and 2 Solution Answer 2 P1 P 9 27 P P 5 M 20 100 his P P ked Torr TO 2 7 9 1 PP P P 18 5 P P P P 4P P2 81 18 4 C