Materials and Construction Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with Lead or acid-proof bricks Karbate Rubber Acidic refractory Lead or acid-proof bricks Karbate Rubber Acidic refractory ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ceramic materials All of these Are exemplified by clay and mica Are poor electrical conductors due to lack of free electrons Never exhibit polymorphism All of these Are exemplified by clay and mica Are poor electrical conductors due to lack of free electrons Never exhibit polymorphism ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Maximum consumption of lead is in the manufacture of Storage batteries Electric cable sheathing Lead lined vessels Solder alloys Storage batteries Electric cable sheathing Lead lined vessels Solder alloys ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Duralumin is an alloy of Aluminium, copper and manganese None of these Aluminium and nickel Aluminium, nickel and silicon Aluminium, copper and manganese None of these Aluminium and nickel Aluminium, nickel and silicon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Galvanised iron is None of these Harder Protected from rusting Alumina coated iron None of these Harder Protected from rusting Alumina coated iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The fermentor used for the production of ethyl alcohol from molasses is made of Procelain Wood Concrete Copper bearing steel Procelain Wood Concrete Copper bearing steel ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS