Mirror formula is valid for:

Convex mirror

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Concave mirror

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Both A and B

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For lenses and mirrors

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Solution

The correct option is D Both A and B
Mirror formula is:
$\frac{1}{v} + \frac{1}{u} = \frac{1}{f}$
That is; $\frac{1}{Object Distance} + \frac{1}{Image Distance} = \frac{1}{Focal length of the mirror}$
This relationship is applicable for both concave and convex mirrors.

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Mirror formula is valid for:

The correct option is D Both A and BMirror formula is:1v+1u=1fThat is; 1Object Distance+1Image Distance=1Focal length of the mirrorThis relationship is applicable for both concave and convex mirrors.

The correct option is D Both A and B
Mirror formula is:
$\frac{1}{v} + \frac{1}{u} = \frac{1}{f}$
That is; $\frac{1}{Object Distance} + \frac{1}{Image Distance} = \frac{1}{Focal length of the mirror}$
This relationship is applicable for both concave and convex mirrors.