A) \[45\,cm\]
B) \[55\,cm\]
C) \[\frac{275}{6}\,cm\]
D) \[\frac{325}{6}\,cm\]
Correct Answer: D
Solution :
Length of the telescope when final image is formed at least distance of distinct vision is \[L={{f}_{o}}+{{u}_{e}}={{f}_{o}}+\frac{{{f}_{e}}D}{{{f}_{e}}+D}\]\[=50+\frac{5\times 25}{5+25}=\frac{325}{6}cm\]You need to login to perform this action.
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