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Engineering Materials

Engineering Materials
The blade of a power saw is made of

Stainless steel
Malleable cast iron
Boron steel
High speed steel

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Engineering Materials
In nodular iron, graphite is in the form of

Flakes
Cementite
Spheroids
Free carbon

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Engineering Materials
The hardness of steel primarily depends on

Percentage of alloying elements
Percentage of carbon
Heat treatment employed
Shape of carbides and their distribution in iron

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Engineering Materials
The property of a material essential for spring materials is

Ductility
Plasticity
Resilience
Stiffness

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Engineering Materials
A reversible change in the atomic structure of steel with corresponding change in the properties is known as

Molecular change
Physical change
Solidus change
Allotropic change

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Engineering Materials
Quenching is not necessary when hardening is done by

Nitriding
Case hardening
Any one of these
Flame hardening

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MORE MCQ ON Engineering Materials

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