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Materials and Construction

Materials and Construction
The largest consumption of zinc for alloys is in the making of

Die casting alloys
Bearing metal
Brasses
Brazing solder

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Materials and Construction
In hot wire aneomometer used for gas flow measurement, the wire is normally made of

Platinum
Copper
Chromium
Constantan

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Materials and Construction
Residual magnetism in steel for magnets is increased by the addition of

Tungsten
Nickel
Chromium
Cobalt

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Materials and Construction
In cold working of metal as compared to its hot working

Ductility and impact strength improves
Yield stress, hardness and fatigue strength is not at all affected
Appreciable strain hardening is produced
Cracks and blow holes are eliminated

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Materials and Construction
Electronic structure of a material is generally studied by

Metallurgical microscope
Spectroscopic techniques
Electron diffraction
X-ray

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Materials and Construction
Carbon content in steel is __________ percent.

43865
0.001-0.01
0.1-2
43927

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