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Simple phenomena of magnetism

Simple phenomena of magnetism

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Question 65

Which action will demagnetise a magnetised steel needle?

A

Place it inside a coil carrying a direct current (d.c.).

B

Heat it strongly in a flame.

C

Keep it in a freezer for several days.

D

Stroke it repeatedly with one pole of a bar magnet in one direction.

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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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