The far point of a myopic eye is 10 cm from the eye. What must be the focal length of a lens for reading at normal distance
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focal length of lens 25cm
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25
Answer:
The focal length of a lens for reading at normal distance is 16.67 cm.
Explanation:
Given that,
Distance of the object u = -25 cm
Distance of the image v = -10 cm
Using lens's formula
Hence, The focal length of a lens for reading at normal distance is 16.67 cm.
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