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Cambridge IGCSE Physics practice

Paper 4 structured question: Action and use of circuit components

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Action and use of circuit components

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Paper 4Theory (Extended)2 marks

A potential divider is used to supply a specific voltage to a component.

Description

Voltage Divider Application

Given R1 = 4Ω and R2 = 6Ω, with a total voltage of 12V, calculate V1 and V2.

  1. a

    State the values of V1 and V2.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 4 structured question: Action and use of circuit components

Paper 4Theory (Extended)1 marks

Description

Potential Divider Circuit

In this circuit, R1 = 2Ω and R2 = 3Ω. Calculate the voltage across R1 (V1) and R2 (V2).

  1. a

    State the formula used to calculate V1 in a potential divider.

    Aim for approximately 1 distinct marking point.

    [1]