An object is placed at a distance of 10cm from a lens of power 4D…

power 4dA convex lens of power 4D is kept in contact with a concave lens of power 3D, the effective power of combination will be . View Solution; The power of a concave lens is 10 D and that of aLatest Live 4D Results for Magnum 4D, Sports Toto 4D, Damacai 1+3D, Diriwan 88 Lotto 4D, Sarawak Special Cash Sweep 4D, STC 4D, Singapore Pools 4D + Toto