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Cambridge IGCSE Physics practice

Paper 3 structured question: Thin lenses

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Thin lenses

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Paper 3Theory (Core)1 marks

Virtual images in optics

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Virtual Image Formation

A virtual image is formed when diverging rays are traced backward. This image cannot be projected onto a screen.

  1. a

    State the condition under which a virtual image is formed.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 3 structured question: Thin lenses

Paper 3Theory (Core)1 marks

Description

Characteristics of Virtual Images

Virtual images cannot be projected onto a screen and are formed by diverging rays.

  1. a

    State one characteristic of a virtual image.

    Aim for approximately 1 distinct marking point.

    [1]