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Simple phenomena of magnetism

Simple phenomena of magnetism

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Question 136

A designer needs to choose suitable metals to construct a permanent magnet and the core of an electromagnet.

Which row correctly identifies a suitable metal and its magnetic classification for each application?

A

Material for permanent magnet: steel (hard magnetic material); Material for electromagnet core: iron (soft magnetic material)

B

Material for permanent magnet: steel (soft magnetic material); Material for electromagnet core: iron (hard magnetic material)

C

Material for permanent magnet: iron (hard magnetic material); Material for electromagnet core: steel (soft magnetic material)

D

Material for permanent magnet: iron (soft magnetic material); Material for electromagnet core: steel (hard magnetic material)

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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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