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Computer Applications

The magnification for a mirror is -3. How are u and v related?

Reflection of Light

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Answer

Magnification (m) = - image distance (v)object distance (u)\dfrac{\text {image distance (v)}}{\text{object distance (u)}}

Given,

-3=−vu⇒v=3u-3 = -\dfrac{\text{v}}{\text{u}} \\[0.5em] \Rightarrow \text{v} = \text{3u}

Hence, v = 3u

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