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Physics, 04.07.2021 05:00 joshuasanders8862

Two lenses having f1:F2=2:3 has combination to make no dispersion. Find the ratio of their dispersive power?a)2:3 b)3:2 c)4:9 d)9:4​

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Two lenses having f1:F2=2:3 has combination to make no dispersion. Find the ratio of their dispersiv...
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