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Engineering Materials

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

Point defect
Line defect
Volumetric defect
Plane defect

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Engineering Materials
Depth of hardness of steel is increased by addition of

Vanadium
Nickel
Tungsten
Chromium

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Engineering Materials
Aluminium bronze contains aluminium and copper in the ratio of

40 : 60
2.1180555555556
2.5277777777778
0.47916666666667

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Engineering Materials
White cast iron contains carbon in the form of

Cementite
Free carbon
White carbon
Graphite

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Engineering Materials
When a steel containing __________ 0.8% carbon is cooled slowly below the lower critical point, it consists of ferrite and pearlite.

Equal to
Less than
None of these
More than

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Engineering Materials
The compressive strength of cast iron is __________that of its tensile strength.

Less than
None of these
More than
Equal to

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