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Simple phenomena of magnetism

Simple phenomena of magnetism

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Question 135

A student is selecting materials to construct a permanent compass needle and the magnetic core of an electrical transformer.

Which row in the table shows the most suitable metal for each application?

Compass needleTransformer core
Aironsteel
Bsteelcopper
Csteeliron
Dcopperiron
A

Compass needle: iron; Transformer core: steel

B

Compass needle: steel; Transformer core: copper

C

Compass needle: steel; Transformer core: iron

D

Compass needle: copper; Transformer core: iron

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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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