Magnification (AQA GCSE Physics): Flashcards

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Magnification
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Type of image created when object is magnified

Virtual image

Size of magnified virtual image compared to object

Larger than the object

Condition for magnification to occur

Object closer to lens than principal focus

Formula for magnification

magnification=image sizeobject sizemagnification = \frac{image\ size}{object\ size}

Units of magnification

No units

Why magnification has no units

It is a ratio

Meaning of negative magnification

Image is smaller than the object

How to find image size from magnification

image size=magnification×object sizeimage\ size = magnification \times object\ size

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