A) 2.32 m
B) 4.28 mm
C) 1.25 cm
D) 12.48 cm
Correct Answer: C
Solution :
Key Idea: Angular limit of resolution of eye is the ratio of wavelength of light to diameter of eye lens. |
Angular limit of resolution of eye |
i.e., (i) |
If y is the minimum resolution between two objects at distance D from eye, then |
(ii) |
From Eqs. (i) and (ii), we have |
or (iii) |
Given, |
Substituting in Eq. (iii), we get |
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