Building Materials Sewer pipes are made of Refractory clay Stone ware All listed here Earthen ware Refractory clay Stone ware All listed here Earthen ware ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following metamorphic rocks has the most weather resisting characteristics? Quartzite Slate Marble Lime stone Quartzite Slate Marble Lime stone ANSWER DOWNLOAD EXAMIANS APP
Building Materials The coefficient of hardness of stones used in road work should be greater than 17 15 10 12 17 15 10 12 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pig iron is manufactured from the ores by Calcination and roasting Dressing All of these Smelting Calcination and roasting Dressing All of these Smelting ANSWER DOWNLOAD EXAMIANS APP
Building Materials The practical limit of moisture content achieved in air drying of timber is 35 % 25 % 5 % 15 % 35 % 25 % 5 % 15 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials During smelting process, the combination of fuel in the furnace All listed here Carbon dioxide with carbon forms carbon mono-oxide Forms carbon dioxide Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 All listed here Carbon dioxide with carbon forms carbon mono-oxide Forms carbon dioxide Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 ANSWER DOWNLOAD EXAMIANS APP