Which metal should be used to make a permanent magnet, and which metal is best suited to be the core of an electromagnet?
Permanent magnet: steel; Core of electromagnet: iron
Permanent magnet: iron; Core of electromagnet: steel
Permanent magnet: copper; Core of electromagnet: steel
Permanent magnet: iron; Core of electromagnet: copper
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.