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Cambridge IGCSE Combined Science practice

In the equation V = IR, if V is 20V and R is 5Ω, what is I?

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Show answerElectrical quantities revisionRevise the key idea

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MCQ

Type

cambridge_mcq

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Topic

Electrical quantities

Exam-style question

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In the equation V = IR, if V is 20V and R is 5Ω, what is I?.

  1. A.4A
  2. B.5A
  3. C.10A
  4. D.15A

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Paper 3 structured question: Electrical quantities

Paper 3Theory (Core)2 marks

Description

Circuit Analysis

Calculate the current flowing through the resistor.

  1. a

    Calculate the current using the formula V = IR.

    Aim for approximately 2 distinct marking points.

    [2]