Materials and Construction Steel pipes are normally manufactured by __________ process. Extrusion Electroforming Forging Cold working Extrusion Electroforming Forging Cold working ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction All materials obey Hooke's law within elastic limit. When elastic limit is reached, the tensile strain Increases in proportion to stress Decreases very quickly Decreases in proportion to stress Increases very quickly Increases in proportion to stress Decreases very quickly Decreases in proportion to stress Increases very quickly ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction As the impurities are oxidised, the melting point of iron Remains unchanged May increase or decrease ; unpredictable Decreases Increases Remains unchanged May increase or decrease ; unpredictable Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Bog iron used for the adsorption of H?S from coke oven gas is None of these Carbon free iron An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide) Iron impregnated with resin (usually bakelite) None of these Carbon free iron An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide) Iron impregnated with resin (usually bakelite) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds. 5 100 500 250 5 100 500 250 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Gunmetal and bronze are not corroded by the action of Hydrochloric acid (10%) Nitric acid (< 25%) Wet chlorine Synthetic detergent solution Hydrochloric acid (10%) Nitric acid (< 25%) Wet chlorine Synthetic detergent solution ANSWER DOWNLOAD EXAMIANS APP
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