REFRACTION AT LENS A boy is trying to start a fire by

Last updated: 6/11/2023

REFRACTION AT LENS A boy is trying to start a fire by focusing sunli a piece of paper using an equiconvex lens of length 10 cm The diameter of the sun is 1 39 x and its mean distance from the earth is 1 5 x 10 What is the diameter of the sun s image or a 6 5 x 10 5 m b 12 4 x 10 c 9 2 x 10 m d 6 5 x 107