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A concave mirror of focal length f produ...

A concave mirror of focal length `f` produces a real image `n` times the size of the object. What is the distance of the object from the mirror?

A

`(m+1)f`

B

`((m+1)/( m)) f`

C

`((m-1)/(m)) f`

D

`mf `

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The correct Answer is:
B
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