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CAIE IGCSE Physics 4.1.9 Uses of Permanent Magnets and Questions

Practise recognising a use shared by permanent magnets and electromagnets, while keeping claims limited to the single directly tagged comparison question.

Syllabus
2026–2028
Course
Physics 0625

Exam points

  • Identify magnetic-material separation as a use shared by a bar magnet and an electromagnet, explain that an electromagnet can be switched on, off or varied for controlled operation, and distinguish permanent-magnet uses from temporary electromagnet uses.

CAIE IGCSE Physics 4.1.9 Uses of Permanent Magnets and Questions question 1

[Maximum number: 1]

In which way are a bar magnet and an electromagnet similar?

A

A bar magnet and an electromagnet are always magnetised when stored.

B

A bar magnet and an electromagnet can both be used to separate magnetic and non-magnetic materials.

C

A bar magnet can be made of steel and an electromagnet uses a steel core.

D

The magnetic field strength of a bar magnet and of an electromagnet can both be varied.

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