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Cambridge IGCSE Physics practice

Paper 3 structured question: Electrical safety

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Attempt questionElectrical safety revisionRevise the key idea

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Electrical safety

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Paper 3Theory (Core)1 marks

Electrical safety in homes

Description

Fuses and Trip Switches

Fuses and trip switches are used in electrical circuits to protect against overloads and faults. Fuses melt to break the circuit, while trip switches can be reset after tripping.

  1. a

    State the function of a fuse.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 3 structured question: Electrical safety

Paper 3Theory (Core)3 marks

Description

Fuses and Trip Switches

Fuses and trip switches are used in electrical circuits to protect against overloads and faults. Fuses melt to break the circuit, while trip switches can be reset after tripping.

  1. a

    Explain the difference between a fuse and a trip switch.

    Aim for approximately 3 distinct marking points.

    [3]