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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

Lenses are used in various optical devices.

Description

Effect of Lenses on Light

Consider the behavior of light rays passing through thin lenses.

  1. a

    State the effect of a converging lens on parallel light rays.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 3 structured question: Thin lenses

Paper 3Theory (Core)3 marks

Description

Diverging Lens Behavior

Describe the behavior of light rays passing through a diverging lens.

  1. a

    Describe the effect of a diverging lens on parallel light rays.

    Aim for approximately 3 distinct marking points.

    [3]