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Engineering Materials

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

0.47916666666667
2.1180555555556
40 : 60
2.5277777777778

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Engineering Materials
For a steel containing 0.8% carbon

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

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Engineering Materials
The defect which takes place due to imperfect packing of atoms during crystallization is known as

Point defect
Surface defect
Line defect
None of these

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Engineering Materials
The alloying element which reduces the formation of iron sulphide in steel is

Chromium
Vanadium
Nickel
Manganese

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Engineering Materials
Cast iron is manufactured in

Open hearth furnace
Bessemer converter
Blast furnace
Cupola

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Engineering Materials
Steel made from phosphate iron is

Hard
Tough
Brittle
Ductile

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