Find the ratio of resolving powers of an optical microscope for wavelengths λ₁=4200 Å and λ₂=7200 Å.
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Question

Find the ratio of resolving powers of an optical microscope for wavelengths λ₁=4200 Å and λ₂=7200 Å.

G1 Physics · Accepted Answer

Resolving power of a microscope is proportional to 1/λ for unchanged NA. Thus RP₁/RP₂=λ₂/λ₁=7200/4200=12/7. Hence option B.