A student places samples of iron, steel, aluminium and copper inside a coil carrying a current.
Which prediction about the samples is correct?
Iron, aluminium and copper become magnetised; steel does not.
Iron, steel and aluminium become magnetised; copper does not.
Iron and steel become magnetised; aluminium and copper do not.
All four samples become magnetised.
70 exam-style questions on Edexcel GCSE Physics 12.1 Magnets and magnetic fields, covering 12.1.1 Magnetic poles, 12.1.2 Magnetic materials; permanent and induced magnets, 12.1.3 Magnetic fields, and 12.1.4 Plotting compasses and the Earth's magnetic field. Each one has a worked solution and a mark scheme showing where the marks go.