Materials and Construction Carbon supply in pack carburising process is in the form of Hydrocarbon oil Charcoal Graphite Calcium carbide Hydrocarbon oil Charcoal Graphite Calcium carbide ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of high amount of silicon in cast iron Increases the contraction of the metal Suppresses the decomposition of Fe₃ C Reduces its fluidity Increases the formation of graphite Increases the contraction of the metal Suppresses the decomposition of Fe₃ C Reduces its fluidity Increases the formation of graphite ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Interchain forces are the weakest in case of Both rubber & elastomers Plastics Fibres Elastomers Both rubber & elastomers Plastics Fibres Elastomers ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Aqueous nitric acid is stored in __________ vessel. Stainless steel Cast iron Plain carbon steel Thermosetting plastic material Stainless steel Cast iron Plain carbon steel Thermosetting plastic material ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Specify the material of construction suitable for handling concentrated HNO₃ at 100°C. Silicone rubber Stainless steel High silicon iron, Kel-F and teflon Tin and wood Silicone rubber Stainless steel High silicon iron, Kel-F and teflon Tin and wood ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The specific gravity of coal depends mainly on its __________ content. Moisture Volatile matter Ash Carbon Moisture Volatile matter Ash Carbon ANSWER DOWNLOAD EXAMIANS APP
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