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Cambridge IGCSE Combined Science practice

Paper 4 structured question: Electrical circuits

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Electrical circuits

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Paper 4Theory (Extended)3 marks

Understanding the behavior of current and potential difference in circuits is crucial for electrical engineering.

Description

Current and Potential Difference in Circuits

Consider a circuit with two resistors in series and a parallel circuit with three branches. Analyze the current and potential differences in both configurations.

  1. a

    Analyse Explain how the total current and potential difference behave in the given circuits.

    Aim for approximately 3 distinct marking points.

    [3]

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Paper 4 structured question: Electrical circuits

Paper 4Theory (Extended)3 marks

Description

Analyzing Circuit Behavior

A circuit consists of a battery connected to three resistors in parallel. Determine the current and potential differences in this setup.

  1. a

    Explain Describe the behavior of current and potential difference in this parallel circuit.

    Aim for approximately 3 distinct marking points.

    [3]