Building Materials Percentage of silica in a good brick earth lies between 70 to 80 % 50 to 60 % 5 to 10 % 20 to 30 % 70 to 80 % 50 to 60 % 5 to 10 % 20 to 30 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Lime putty All of above Is made by adding lime to water Is made from hydraulic lime Can be used only upto three days All of above Is made by adding lime to water Is made from hydraulic lime Can be used only upto three days ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following bricks are used for lining of furnaces? First class bricks Over-burnt bricks Under-burnt bricks Refractory bricks First class bricks Over-burnt bricks Under-burnt bricks Refractory bricks ANSWER DOWNLOAD EXAMIANS APP
Building Materials The foliated structure is very common in Igneous rocks None of these Metamorphic rocks Sedimentary rocks Igneous rocks None of these Metamorphic rocks Sedimentary rocks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Inner part of a timber log surrounding the pitch, is called Heart wood Sapwood Cambium layer None to these Heart wood Sapwood Cambium layer None to these ANSWER DOWNLOAD EXAMIANS APP
Building Materials A good brick earth should contain: About 50% to 60% of silica Not more than 5% of lime All listed here About 20% to 30% of alumina About 50% to 60% of silica Not more than 5% of lime All listed here About 20% to 30% of alumina ANSWER DOWNLOAD EXAMIANS APP
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