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Simple phenomena of magnetism

Simple phenomena of magnetism

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Question 21

The core of an electromagnet and a permanent bar magnet require materials with different magnetic properties.

Which row in the table correctly identifies the most suitable material for each application?

Electromagnet corePermanent magnet
Aironsteel
Bironcopper
Csteeliron
Dsteelcopper
A

Electromagnet core: iron; Permanent magnet: steel

B

Electromagnet core: iron; Permanent magnet: copper

C

Electromagnet core: steel; Permanent magnet: iron

D

Electromagnet core: steel; Permanent magnet: copper

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Simple phenomena of magnetism Questions

  1. IGCSE
  2. /Physics
  3. /Simple phenomena of magnetism

169 exam-style questions on CIE IGCSE Physics Simple phenomena of magnetism, covering Simple phenomena of magnetism. Each one has a worked solution and a mark scheme showing where the marks go.

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