Question

Which of the following includes non-ferrous metals?

विकल्प

• Iron and manganese

• Steel and iron ore

• Haematite and magnetite

• Copper and bauxite

Answer 1

Copper and bauxite

Explanation:

Non-ferrous metals are metals or alloys that do not include significant amounts of iron in metallurgy. Non-ferrous metals are utilised because of desired features such as reduced weight, greater conductivity, non-magnetic property, or corrosion resistance. They are generally more expensive than ferrous metals.