NCCER lvl 2 mod 3 Exam 2025
Questions and Answers
The largest group of the ferrous-based metals include the - --Answer --
carbon steels
A lower coefficient of thermal conductivity, higher coefficient of thermal
expansion, and higher electrical resistance are characteristics of - --Answer --
stainless steel
The three types of cast iron are malleable, white, and - --Answer --gray
A metal's ability to conduct heat is known as its - --Answer --thermal
conductivity
Corrosion is an important consideration because it can severely reduce a metal's - -
-Answer --tensile strength
The ability of a material to be strained (deformed) without permanent deformation
is known as - --Answer --elasticity
The resistance to indentation of a material is called - --Answer --hardness
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
Questions and Answers
The largest group of the ferrous-based metals include the - --Answer --
carbon steels
A lower coefficient of thermal conductivity, higher coefficient of thermal
expansion, and higher electrical resistance are characteristics of - --Answer --
stainless steel
The three types of cast iron are malleable, white, and - --Answer --gray
A metal's ability to conduct heat is known as its - --Answer --thermal
conductivity
Corrosion is an important consideration because it can severely reduce a metal's - -
-Answer --tensile strength
The ability of a material to be strained (deformed) without permanent deformation
is known as - --Answer --elasticity
The resistance to indentation of a material is called - --Answer --hardness
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1