Materials and Construction A chemical change takes place when iron Is heated None of these Melts Rusts Is heated None of these Melts Rusts ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Interchain forces are the weakest in case of Fibres Plastics Elastomers Both rubber & elastomers Fibres Plastics Elastomers Both rubber & elastomers ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which one is remelted and poured into moulds to get cast iron? Wrought iron Mild steel Low carbon steel Pig iron Wrought iron Mild steel Low carbon steel Pig iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cold work tool steel should have Poor hardenability High wear resistance High toughness All of these Poor hardenability High wear resistance High toughness All of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Perspex is nothing but Acrylic sheet An elastomer Aluminium foil clad with bakelite An alloy of lead and tin Acrylic sheet An elastomer Aluminium foil clad with bakelite An alloy of lead and tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Muntz metal is a/an alloys of Ferrous material Magnesium & tin Copper & zinc Lead & tin Ferrous material Magnesium & tin Copper & zinc Lead & tin ANSWER DOWNLOAD EXAMIANS APP
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