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a lens of focal length 5.0 cm is being used by a student in the laboratory as a magnifying glass. His least distance vision is 25cm. What magnification is the student getting?

pranav , 9 Years ago
Grade 10
anser 1 Answers
Lakshit

Last Activity: 8 Years ago

we know that,
                     1/v – 1/u = 1/f
1/v = 4/25
v = 25/4
Magnification = v/u
                    = (25/4)/(-25)
                    = -1/4,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
                     

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