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The graph shows how the magnification m ...

The graph shows how the magnification `m` produced by a convex thin lens varies with image distance `v`. What was the focal length of the used ?

A

`(b)/(c )`

B

`(b)/(ca)`

C

`(bc)/(a)`

D

`(c )/(b)`

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • The graph in Fig. shows how the inverse of magnification 1//m produced by a convex thin lens varies with object distance u . What was the focal length of the lens used ? .

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    `(b)/( c)`
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  • The graph between the lateral magnification (m) produced by a lens and the distance of the image (v) is given by

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