Materials and Construction Bog iron used for the adsorption of H?S from coke oven gas is Carbon free iron An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide) None of these Iron impregnated with resin (usually bakelite) Carbon free iron An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide) None of these Iron impregnated with resin (usually bakelite) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Monel alloy is Not used in cast and wrought forms Not suitable for making kitchen utensils The costliest of all the alloys of nickel Used for making steam valves and turbine blades as it resists steam attack at high temperature Not used in cast and wrought forms Not suitable for making kitchen utensils The costliest of all the alloys of nickel Used for making steam valves and turbine blades as it resists steam attack at high temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ferric stainless steels compared to austenitic stainless steels Are harder to fabricate Have lower corrosion resistance All of these Are less ductile and hence less suitable for cold pressing Are harder to fabricate Have lower corrosion resistance All of these Are less ductile and hence less suitable for cold pressing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A material is called 'ductile', if it can be Hammered to a thin sheet Fractured without deformation Drawn into wires Made lustrous by heating it Hammered to a thin sheet Fractured without deformation Drawn into wires Made lustrous by heating it ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ceramic recuperators are generally made of Silicon carbide Calcium carbide High alumina bricks Fireclay bricks Silicon carbide Calcium carbide High alumina bricks Fireclay bricks ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mild steel is Highly resistant to corrosion (as much as stainless steel) A low carbon steel (0.05 to 0.3% carbon) Very poor in strength & ductility A high carbon steel (0.5 to 1.5% carbon) Highly resistant to corrosion (as much as stainless steel) A low carbon steel (0.05 to 0.3% carbon) Very poor in strength & ductility A high carbon steel (0.5 to 1.5% carbon) ANSWER DOWNLOAD EXAMIANS APP
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