Learning objective

State how the strength of the magnetic field varies qualitatively around straight wires and solenoids.

Read the explanation, check the common trap, then practise with flashcards and questions.

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Exam focus

Read the explanation.
Check key terms.
Practise with linked questions.

Cambridge IGCSE PhysicsElectricity and magnetismSupplement content

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Quick explanation

State how the strength of the magnetic field varies qualitatively around straight wires and solenoids

This point belongs to Magnetic effect of a current, especially Magnetic effect of a current outcomes.
You need to be able to state how the strength of the magnetic field varies qualitatively around straight wires and solenoids.
The key ideas to know are State.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

State

Why it matters

This objective helps connect Magnetic effect of a current outcomes to exam-style questions, flashcards, and revision notes for Magnetic effect of a current.

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