Quiz on Ferrous and Nonferrous Metals

What is the primary base metal in ferrous metals?

• Aluminum

• Iron

• Zinc

• Copper

Which of the following is NOT a type of ferrous alloy?

• Stainless steels

• Carbon steels

• Cast irons

• Aluminum alloys

What percentage of structural members and mechanical components do ferrous metals make up?

• 90 to 95%

• 30 to 40%

• 50 to 60%

• 70 to 85%

When did true ironworking begin?

• 4000 B.C.

• 1100 B.C.

• 1340 A.D.

• 3000 B.C.

Which nonferrous metal is commonly used for electrical power cords?

• Aluminum

• Zinc

• Copper

• Titanium

What is the main advantage of nonferrous metals compared to ferrous metals?

• Lower cost

• Higher density

• Good corrosion resistance

• Higher melting point

What invention in 1340 A.D. significantly advanced iron and steel production?

• The blast furnace

• The Bessemer process

• The electric arc furnace

• The rolling mill

Which of the following is a typical application of titanium?

• Cooking utensils

• Jet-engine turbine blades

• Galvanized sheet metal

• Electrical wiring

Which of the following metals is known for its lightweight and high strength?

• Iron

• Aluminum

• Lead

• Nickel

What is the primary use of stainless steel in construction?

• Electrical wiring

• Structural beams

• Corrosion-resistant surfaces

• Heat exchangers