3 A compound microscope has magnifying power of 100 when

Last updated: 6/12/2023

3 A compound microscope has magnifying power of 100 when image is formed at infinity The objective has focal length of 0 5 cm and length of tube is 6 5 cm What is the focal length of eyepiece 1 2 cm 3 3 cm 2 2 5 cm 4 4 cm