Metals and Their Properties Quiz

What is a characteristic of ferrous metals?

• They do not contain iron.

• They are non-magnetic.

• They corrode quickly if not treated.

• They are more expensive than non-ferrous metals.

Which of the following is true about non-ferrous metals?

• They contain iron.

• They are generally more expensive than ferrous metals.

• They are magnetic.

• They corrode quickly.

Which metal is known for having a high strength-to-weight ratio?

• Copper

• Cast iron

• Aluminium

• Mild steel

What is the main disadvantage of using ferrous metals without treatment?

• They are expensive.

• They corrode quickly.

• They are not durable.

• They are not strong.

Which metal is known for its brittleness?

• Aluminium

• Copper

• Cast iron

• Mild steel

Which metal is known for its high ductility?

• Cast iron

• Aluminium

• Copper

• Mild steel

Which metal is often used in medical instruments?

• Aluminium

• Stainless steel

• Copper

• Cast iron

What is a key property of non-ferrous metals?

• They are magnetic.

• They contain iron.

• They are more corrosion-resistant than ferrous metals.

• They are brittle.

What is a common use for stainless steel?

• Window frames

• Vehicle bodies

• Medical instruments

• Electrical cables

Which metal is known for its high melting point?

• Aluminium

• Copper

• Cast iron

• Mild steel