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Simple phenomena of magnetism

Simple phenomena of magnetism

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Question 62

An electromagnet requires a core that can be magnetized and demagnetized easily. A permanent magnet, such as a compass needle, must retain its magnetism over a long period.

Which row in the table correctly identifies suitable materials for an electromagnet core and a compass needle?

Electromagnet coreCompass needle
Asteelsteel
Bsteelsoft iron
Csoft ironsteel
Dsoft ironsoft iron
A

Row A

B

Row B

C

Row C

D

Row D

Markscheme

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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