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 aMalaysia Live 4D Results for Sports ToTo, Magnum 4D, Pan Malaysia 1+3D, 6D (Da Ma Cai), Sabah Lotto 4D88, Sarawak Cash Sweep & Sandakan 4D. Toggle navation