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Cambridge IGCSE Physics practice

Paper 4 structured question: Resistance

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Resistance

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Paper 4Theory (Extended)3 marks

Current-Voltage Characteristics of Components

Description

I-V Characteristics

Describe the I-V characteristics of a filament lamp and a diode.

  1. a

    Explain the I-V characteristic of a filament lamp.

    Aim for approximately 3 distinct marking points.

    [3]

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Paper 4 structured question: Resistance

Paper 4Theory (Extended)1 marks

Description

I-V Characteristics

The I-V characteristics of a resistor, filament lamp, and diode are shown in the following descriptions.

  1. a

    State the shape of the I-V characteristic for a resistor.

    Aim for approximately 1 distinct marking point.

    [1]