Correct mirror formula is:

\frac{1}{v} - \frac{1}{u} = \frac{1}{f}

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\frac{1}{v} + \frac{1}{u} = \frac{1}{f}

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\frac{1}{v} - \frac{1}{u} = \frac{1}{- f}

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\frac{1}{v} + \frac{1}{u} = \frac{1}{- f}

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Solution

The correct option is B $\frac{1}{v} + \frac{1}{u} = \frac{1}{f}$
Mirror formula is:
$\frac{1}{v} + \frac{1}{u} = \frac{1}{f}$
That is; $\frac{1}{Object Distance} + \frac{1}{Image Distance} = \frac{1}{Focal length of the mirror}$

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Similar questions

u, v, f

\frac{1}{u} + \frac{1}{v} = \frac{1}{f}

(u)

(v)

(f)

\frac{1}{f} = \frac{1}{u} + \frac{1}{v}

u

v = 32 c m, f = 16 c m

\frac{1}{f} = \frac{1}{v} + \frac{1}{u}

v

u = 3 f

f = 10 c m

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