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Materials and Construction

Materials and Construction
Amount of energy that a material can absorb before its fracture is a measure of its

Resilience
Ductility
Malleability
Toughness

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

X-ray
Metallurgical microscope
Electron diffraction
Spectroscopic techniques

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

Chromium
Nickel
Tungsten
Cobalt

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Materials and Construction
Nitriding of steel is done (in electric furnace) at __________ °C.

1720
510
2210
910

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Materials and Construction
Polythene (low or high density) containers are not corroded by

Sulphur trioxide at 60°C
Sulphuric acid (10%) at room temperature
Nitric acid (95%) at room temperature
Any of these

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Materials and Construction
Metal at the top of the electromotive series is

Most stable
Most active
Most noble
Least active

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