Building Materials The slag which floats on the surface of the molten iron generally contains All listed here Silica (SiO2) 35% Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% Lime (CaO) 45% All listed here Silica (SiO2) 35% Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% Lime (CaO) 45% ANSWER DOWNLOAD EXAMIANS APP
Building Materials The ratio of the thickness of web to that of flange of steel rolled structural beams and channels is Greater than 1 Less than 1 Equal to 1 Less than 1 in beams but greater than 1 in channels Greater than 1 Less than 1 Equal to 1 Less than 1 in beams but greater than 1 in channels ANSWER DOWNLOAD EXAMIANS APP
Building Materials Refractory bricks resist All listed here High temperature Chemical action Dampness All listed here High temperature Chemical action Dampness ANSWER DOWNLOAD EXAMIANS APP
Building Materials A mortar joint in masonry which is normal to the face of wall is known as Bed joint Bonded joint Wall joint Cross joint Bed joint Bonded joint Wall joint Cross joint ANSWER DOWNLOAD EXAMIANS APP
Building Materials The age of a tree can be known by examining Annular rings Cambium layer Medullary rays Heart wood Annular rings Cambium layer Medullary rays Heart wood ANSWER DOWNLOAD EXAMIANS APP
Building Materials As per IS specifications, the maximum final setting time for ordinary Portland cement should be 10 hours 1 hour 6 hours 30 minutes 10 hours 1 hour 6 hours 30 minutes ANSWER DOWNLOAD EXAMIANS APP
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