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Questions  

A student measures the focal length of a convex lens by putting an object pin at a distance ‘u’ from the lens and measuring the distance ‘v’ of the image pin. The graph between ‘u’ and ‘v’ plotted by the student look like

a
b
c
d

detailed solution

Correct option is C

1v-1u= 1fThis is a form of hyperbola

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