# Problem: An object is 1.0 cm tall and its erect image is 3.0 cm tall. What is the exact magnification?

###### FREE Expert Solution

Linear magnification:

$\overline{){\mathbf{m}}{\mathbf{=}}\frac{{\mathbf{h}}_{\mathbf{i}}}{{\mathbf{h}}_{\mathbf{o}}}}$

###### Problem Details

An object is 1.0 cm tall and its erect image is 3.0 cm tall. What is the exact magnification?