The rear face of an equiconvex glass lens of focal length 30

Last updated: 6/12/2023

The rear face of an equiconvex glass lens of focal length 30 cm is silvered so that it behaves like a concave mirror An object is placed at a distance of 7 5 then find 3 Ug 2 the distance of final image from the silvered lens cm in front of this silvered lens If O 10 cm O O 30 cm 40 cm