Two concave mirrors with equal focal length f are placed one

Last updated: 6/14/2023

Two concave mirrors with equal focal length f are placed one above other at a separation of d Upper mirror has a small hole at its centre as given A small object placed at centre of lower mirror Take first reflection at above mirror and second at lower For final image to be at the hole of the upper mirror The value of d can be A 4 f B 2f C 3f D f 3 d TTT