kas na lens mate f=50cm hoy to lens no power ketalo
Answers
Answered by
2
Explanation:
Given,
Focal length, f=50cm
Power, P=f100
=50100
P=2D
Since, focal length in +ve lens is convex.
Answered by
28
Explanation:
Focal length, f=50cm
Power, P=f100
=50100
P=2D
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