A paperweight is made of a solid glass hemisphere of index

Last updated: 6/24/2023

A paperweight is made of a solid glass hemisphere of index of refraction 1 53 The radius of the circular cross section is 4 0 cm The hemisphere is placed on its flat surface with the center directly over a 1 5 mm long line drawn on a sheet of paper What length of line is seen by someone looking vertically down on the hemisphere mm