Relative ductility comparison among common engineering metals Which listed material exhibits the highest ductility (greatest uniform elongation before fracture)? Choose the correct option.

Mechanical Engineering Machine Design Difficulty: Easy
Choose an option
  • A
    Mild steel
  • B
    Copper
  • C
    Zinc
  • D
    Aluminium

Answer

Correct Answer: Copper

Explanation

ConceptAmong the given choices, copper is notably ductile (high percent elongation and reduction of area). Mild steel and aluminium are ductile but generally lower than copper; zinc is comparatively less ductile and more prone to brittleness at room temperature.

Final AnswerCopper

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