Question

an alloy of iron used in making chains and electro magnet​

Answer 1

Answer:

Pure iron and iron alloys are most commonly used in electromagnets. Silicon iron and specially treated iron-cobalt alloys are used in low-frequency power transformers

Answer 2

Answer:

Pure iron and iron alloys are most commonly used in electromagnets. Silicon iron and specially treated iron-cobalt alloys are used in low-frequency power transformers. The above illustrations show a typical powdered metallurgy process used to produce powerful neodymium-iron-boron permanent magnets.