Physics Light and Optics MCQs
31. Question
The resolving power of a telescope with lens of diameter 1.22 m for a wavelength of 500 nm is
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32. Question
The wavelength of light used in an optical instrument are λ1=400 nm and λ2=500 nm. The ratio of their respective resolving powers corresponding to λ1 and λ2 will be
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33. Question
The resolution limit of the eye is 1 minute. At a distance of x km from the eye, two persons stand with a lateral separation of 3 km. For the two persons to be just resolved by the naked eye, x should be
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34. Question
The criterion of resolution of optical instruments was given by
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35. Question
The resolving power of a telescope depends on
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