5 1 10 cm 2 20 cm 3 5 cm 4 none of these A thin linear

Last updated: 6/27/2023

5 1 10 cm 2 20 cm 3 5 cm 4 none of these A thin linear object of size 1 mm is kept along the principal axis of a convex lens of focal length 10 cm The object is at 15 cm from the lens The length of the image is 1 1 mm 2 4 mm 4 8 mm The ray diagram could be correct 3 2 mm