Physics path · GCSE Physics

Should magnification multiply or divide the object height?

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Practice question

A conservation projector uses a convex lens to enlarge a detail that is 4.0 mm high. The magnification is 7.5. Using magnification = image height ÷ object height, calculate the image height.

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Official curriculum

4.6.2.5 Rearranging the lens magnification relationship

This challenge practises knowledge and exam skills from the official GCSE science curriculum. Use these sources to see the exact subject content and its wider Key Stage 4 context.

AQA specification 4.6.2.5 Rearranging the lens magnification relationship GOV.UK Key Stage 4 science programme

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