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Engineering Materials

Engineering Materials
Shock resistance of steel is increased by adding

Nickel and chromium
Chromium
Nickel
Sulphur, lead and phosphorus

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Engineering Materials
By severely deforming a metal in a particular direction it becomes

Homogeneous
Ductile
Malleable
Anisotropic

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Engineering Materials
Dislocations in materials refer to the following type of defect

Point defect
Line defect
Plane defect
Volumetric defect

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Engineering Materials
Hardness of upper bainite (acicular structure) is about

RC 57
RC 80
RC 48
RC 65

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Engineering Materials
The hardness and tensile strength in austenitic stainless steel can be increased by

Normalizing
Full annealing
Hardening and cold working
Martempering

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Engineering Materials
For a steel containing 0.8% carbon

There is no critical point
There are two critical points
There is only one critical point
There can be any number of critical points

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MORE MCQ ON Engineering Materials

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