Problem: A light bulb is 60cm from a concave mirror with a focal length of 20cm. Use ray tracing to determine the location of its image. Is the image upright or inverted? Is it real or virtual? Verify your results by doing the calculations.

FREE Expert Solution

Mirror equation,

$\overline{)\frac{\mathbf{1}}{\mathbf{f}}{\mathbf{=}}\frac{\mathbf{1}}{{\mathbf{s}}_{\mathbf{i}}}{\mathbf{+}}\frac{\mathbf{1}}{{\mathbf{s}}_{\mathbf{o}}}}$

A ray parallel to the principal axis is reflected through f.

A ray through f is reflected parallel to the principal axis.

Problem Details

A light bulb is 60cm from a concave mirror with a focal length of 20cm. Use ray tracing to determine the location of its image. Is the image upright or inverted? Is it real or virtual? Verify your results by doing the calculations.

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Ray Diagrams For Mirrors concept. You can view video lessons to learn Ray Diagrams For Mirrors. Or if you need more Ray Diagrams For Mirrors practice, you can also practice Ray Diagrams For Mirrors practice problems.