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Engineering Materials

Engineering Materials
Weld decay is the phenomenon found with

Stainless steel
Nonferrous materials
Cast iron
Mild steel

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Engineering Materials
Nodular iron has

High tensile strength
High machinability
All of these
Low melting point

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Engineering Materials
Cementite consist of

13% cementite and 87% ferrite
13% ferrite and 87% cementite
6.67% carbon and 93.33% iron
13% carbon and 87% ferrite

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Engineering Materials
Which of the following property is desirable for materials used in tools and machines?

Ductility
Elasticity
Malleability
Plasticity

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Engineering Materials
Delta-iron occurs between the temperature ranges of

600°C to 900°C
400°C to 600°C
900°C to 1400°C
1400°C to 1530°C

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Engineering Materials
Shock resisting steels should have

Low wear resistance
Low tensile strength
Low hardness
Toughness

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MORE MCQ ON Engineering Materials

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