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Engineering Materials

Engineering Materials
Preheating is essential in welding

Cast iron
High speed steel
All nonferrous materials
All of these

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Engineering Materials
White cast iron has

Low tensile strength
All of these
High compressive strength
Carbon in the form of carbide

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Engineering Materials
An engineer's hammer is made of

Forged steel
High carbon steel
Cast iron
Mild steel

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Engineering Materials
Addition of lead and bismuth to aluminium results in

Improvement of corrosion resistance
Improvement of casting characteristics
Improving machinability
One of the best known age and precipitation hardening systems

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Engineering Materials
Slow plastic deformation of metals under a constant stress is known as

Creep
Endurance
Plastic deformation
Fatigue

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Engineering Materials
In compression, a prism of brittle material will break

By forming a bulge
By shearing along oblique plane
By crushing into thousands of pieces
In direction perpendicular to application of load

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MORE MCQ ON Engineering Materials

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