TS EAMCET Medical 2018 May 2 Shift 2 Paper

A point source is located at a distance of 20 cm from the front surface of a symmetrical biconvex lens made of glass (n = 1.5). The lens is 5.0 cm thick and the curvature radius of its surface is 5.0 cm. The distance at which the image of the source formedbeyond the rear surface of the lens is