58 A boy is trying to start a fire by focusing Sunlight on a

Last updated: 5/28/2023

58 A boy is trying to start a fire by focusing Sunlight on a piece of paper using an equiconvex lens of focal length 10 cm The diameter of the Sun 1 39 109 m and its mean distance from the eart is 1 5 x 10 m What is the diameter of the Sum image on the paper AIPMT Prelims 200 1 12 4 x 10 m 2 9 2 x 10 m