Metallurgical Engineering Quiz


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Metallurgical Engineering

Metallurgical Engineering Quiz

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Ceramics make excellent refractory materials A material is said to be refractory if it is:-

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With an increase in strain rate, ductility ____________:-

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Which materials are used for electrolysis;-

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The edge length of an FCC lattice is X times the atomic radius. Value of X is:-

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F- centers are anionic vacancy in crystal occupied by one or more unpaired electrons:-

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_________ is a transformation product of austenite:-

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It is possible to form martensite  only in iron based alloys:-

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in Nitriding process which element is diffused in a surface layer of a steel;-

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Case hardness is done by;-

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Dislocation are stopped by a_------------:-

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Dispersion hardening materials can be produced with the help of  __________ process:-

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The loss of strength in compression with simultaneous gain in strength in tension due to oveerloading is known as:-

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In the wave mechanical model of an atom, degenerative energy levels have:-

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The ultimate tensile strength of a low carbon steel by working at a high  strain rate will :-

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Dispersion hardening materials can be produced with the help of ____________ process:-

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%age of  Nickel present  in concentrated  Ni ore is:-

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Eutectic Al-Si alloys  can be modified  by small addition of:-

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Shottkey defect is a:-

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In high speed steel, manganese is used to increase the metal's:-

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The metallic structure of mild steel is:-

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Wrought iron is:-

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Mild steel belongs to ____________ category;-

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Coordination number in FCC crystal  structure :-

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Nickel in steel:-

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Which test is more preferred for testing hardness of electroplated surface:-

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