Building Materials The cast iron when heated to red heat with powdered red haematite in an oven for increasing its toughness, is converted to Mottled cast iron Grey cast iron Toughed cast iron White cast iron Mottled cast iron Grey cast iron Toughed cast iron White cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials The harmonious mixing of the clay ingredients, is known as Blending None of these Weathering Tempering Blending None of these Weathering Tempering ANSWER DOWNLOAD EXAMIANS APP
Building Materials Excess of silica in brick earth results in None of these loss of cohesion enhancing the impermeability of bricks cracking and warping of bricks None of these loss of cohesion enhancing the impermeability of bricks cracking and warping of bricks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Index number expressing the relative sizes of both coarse and fine aggregates, is called Fineness modulus Grading of aggregates None of these Proportioning of aggregates Fineness modulus Grading of aggregates None of these Proportioning of aggregates ANSWER DOWNLOAD EXAMIANS APP
Building Materials The type of steel used for precision levelling staff, is Carbon steel Stainless steel Invar Titanium steel Carbon steel Stainless steel Invar Titanium steel ANSWER DOWNLOAD EXAMIANS APP
Building Materials The clay to be used for manufacturing bricks for a large project, is dugout and allowed to weather throughout The winter The monsoon The summer None of these The winter The monsoon The summer None of these ANSWER DOWNLOAD EXAMIANS APP