The distance between an object and a divergent lens is m times the focal length of the lens. The linear magnification produced by the lens is
The distance between an object and a divergent lens is m times the focal length of the lens. The linear magnification produced by the lens is
A. m
B. `1/m`
C. m+1
D. `1/(m+1)`
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Correct Answer - D
(d) Given, u=mf
`therefore 1/v-1/((-mf))=1/f rArr1/v=1/f""(1+1/m)`
`rArr -1/v=m/((m+1))rArr-v/u=1/(1+m)`
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