Ts Eamcet
Wave Optics
TS EAMCET 2020 (Online) 11th September Evening Shift
MCQ+1 / -02020
Wavelength of light used in an optical instruments are $\lambda_1=4000 \mathop {\rm{A}}\limits^{\rm{o}}$ and $\lambda_2=5000 \mathop {\rm{A}}\limits^{\rm{o}}$, then the ratio of their respective resolving powers (corresponding to $\lambda_1$ and $\lambda_2$ ) is
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