Materials and Construction High speed cutting tool steels contain about __________ percent of tungsten. 50-55 30-35 43990 18-20 50-55 30-35 43990 18-20 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Acetylene gas holder is made of Steel Monel metal Copper Cast iron Steel Monel metal Copper Cast iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of high amount of silicon in cast iron Suppresses the decomposition of Fe₃ C Increases the formation of graphite Increases the contraction of the metal Reduces its fluidity Suppresses the decomposition of Fe₃ C Increases the formation of graphite Increases the contraction of the metal Reduces its fluidity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Maximum carbon content in cast iron is __________ percent. 5.2 3.8 4.3 4.8 5.2 3.8 4.3 4.8 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Aluminium storage vessel can be used to store Hydrochloric acid (10%) Ferrous sulphate None of these Aqua regia Hydrochloric acid (10%) Ferrous sulphate None of these Aqua regia ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Bog iron used for the adsorption of H?S from coke oven gas is Carbon free iron None of these An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide) Iron impregnated with resin (usually bakelite) Carbon free iron None of these An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide) Iron impregnated with resin (usually bakelite) ANSWER DOWNLOAD EXAMIANS APP
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