Question

How is 'Toughness' distinct from hardness?

Options

• Toughness is the resistance to fracturing

• Toughness is the resistance to scratching

• Toughness is the resistance to bending

• Toughness is the same as stiffness

Answer 1

Toughness is the resistance to fracturing

Explanation:

Toughness is defined as the ability of a material to resist fracturing (breaking) when a force is applied, which is different from resisting deformation (hardness).