Materials and Construction Mild steel is used for making Drop forging Fish plates Channels Die block Drop forging Fish plates Channels Die block ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Coke oven regenerators are made of __________ bricks. Low thermal conductivity Silica Fire clay High electrical conductivity Low thermal conductivity Silica Fire clay High electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Platinum and silver are corroded by Caustic soda solution None of these Phosphoric acid Sulphuric acid (10%) Caustic soda solution None of these Phosphoric acid Sulphuric acid (10%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ferric stainless steels compared to austenitic stainless steels Have lower corrosion resistance All of these Are harder to fabricate Are less ductile and hence less suitable for cold pressing Have lower corrosion resistance All of these Are harder to fabricate Are less ductile and hence less suitable for cold pressing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A chemical change takes place when iron None of these Melts Rusts Is heated None of these Melts Rusts Is heated ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is a donor impurity for semi-conductors. None of these Boron Antimony Gallium None of these Boron Antimony Gallium ANSWER DOWNLOAD EXAMIANS APP