A plano convex lens of is silvered at plane surface. New will be |
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a) |
20 cm |
b) |
40 cm |
c) |
30 cm |
d) |
10 cm |

A plano convex lens of is silvered at plane surface. New will be |
|||||||

a) |
20 cm |
b) |
40 cm |
c) |
30 cm |
d) |
10 cm |

1 Answer - 5876 Votes