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Cambridge IGCSE Physics practice

Paper 3 structured question: Series and parallel circuits

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Series and parallel circuits

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Paper 3Theory (Core)2 marks

Calculating total resistance in a series circuit.

Description

Series Circuit Resistors

A circuit contains three resistors connected in series: R1 = 2Ω, R2 = 3Ω, and R3 = 5Ω.

  1. a

    Calculate the total resistance of the circuit.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 3 structured question: Series and parallel circuits

Paper 3Theory (Core)2 marks

Description

Series Circuit Current

In a series circuit with a total resistance of 10Ω and a voltage supply of 20V, determine the current flowing through the circuit.

  1. a

    Calculate the current flowing through the circuit.

    Aim for approximately 2 distinct marking points.

    [2]