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Engineering Materials

Engineering Materials
Steel with __________ carbon is known as hypo-eutectoid steel.

None of these
0.008
Below 0.8%
Above 0.8%

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Engineering Materials
Which of the following when used in ordinary low carbon steels, makes the metal ductile and of good bending qualities?

Phosphorus
Manganese
Silicon
Sulphur

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Engineering Materials
Shock resisting steels should have

Low wear resistance
Toughness
Low hardness
Low tensile strength

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Engineering Materials
Following elements have face-centered cubic structure

All of these
A iron (below 910°C and between 1400 to 1539°C), W
Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt
Mg, Zn, Ti, Zr, Br, Cd

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Engineering Materials
The cupola is used to manufacture

Steel
Cast iron
Wrought iron
Pig iron

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Engineering Materials
Eutectoid steel contains following percentage of carbon

0.0063
0.003
0.0002
0.008

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