Introduction Materials Engineering

Which of the following is NOT a mechanical property of materials?

• Elastic modulus

• Electrical conductivity

• Strength

• Resistance to fracture

What is the primary alloying element in stainless steel?

• Copper

• Molybdenum

• Nickel

• Chromium

Which type of steel contains more than 0.5% carbon?

• Mild steel

• Medium steel

• High carbon steel

• Low carbon steel

Highly resistant to corrosion (rusting) are the type of?

• Nickel alloy

• Carbon steel

• Stainless steel

• Titanium alloy

Which material is most suitable for storing high-concentration sulfuric acid at 60°C?

• Stainless Steel (Grade 316)

• Carbon Steel

• Nickel Alloy (Inconel)

• Aluminum

What is the classification system used for carbon steels?

• ASTM system

• DIN system

• AISI-SAE system

• ISO system

Which of the following is a property of polymers?

• Hard but brittle

• Strong and heat transfer

• High melting point

• Light and flexible

What is the maximum carbon content in low-carbon steels?

• 1.65%

• 0.50%

• 0.25%

• 1.00%

Metals are

• Strong, Heat Transfer, Deformable

• Hard but Brittle, Insulation

• Strength of Fiber & Flexibility of Polymer

• Light, Flexible, Compressible

Base metal for all euro coins, because it and its alloys satisfy these criteria

• Nickel

• Manganese

• Copper

• Ferrite