An engineer is designing a core for an electromagnet. They have a choice between an iron rod and a steel rod. Which rod should they use for the core of the electromagnet, and what type of magnetic material is it?
Iron, hard
Iron, soft
Steel, hard
Steel, soft
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.