1.

11. An equi convex glass lens (i) has focal length f and power P. If is cut into two symmetrical halves (i)by a plane containing the principal axis. The two pieces are recombined as shown in fig. The powerof new combination is(3) 2P4) Zero

Answer» 11. An equi convex glass lens (i) has focal length f and power P. If is cut into two symmetrical halves (i)
by a plane containing the principal axis. The two pieces are recombined as shown in fig. The power
of new combination is
(3) 2P
4) Zero


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