c 90 d 40 12 The apparent depth of a needle lying at the

Last updated: 6/10/2023

c 90 d 40 12 The apparent depth of a needle lying at the bottom of the tank which is filled with water of refractive index 1 33 to a height of 12 5 cm is measured by a microscope to be 9 4 cm If water is replaced by a liquid of refractive index 1 63 upto the same height 17 For a tot What distance would the microscope have to be moved to focus on the needle again a 1 73 cm b 2 13 cm is correct a Lig d 2 9 cm b Lig c 1 5 cm c Lig d Lig refract a 50 b 60 A point luminous object O is h from front face Observer microsc again a 1 C c 0 5 19 TC