Could you please tell me the effecti ve focal length of the

Last updated: 6/14/2023

Could you please tell me the effecti ve focal length of the system mirror formed Please provide stepwise explanation Q 2 Figure shows a concavo convex glass alg lens having radii of curvature of surfaces as R 120 cm R 60 cm The lens is placed upon a horizontal plane mirror Water afw and a liquid a are filled as shown Liquid Plane Mirror Lens Water