Building Materials Brass is an alloy of Copper and zinc Zinc and nickel Zinc and lead Tin and silver Copper and zinc Zinc and nickel Zinc and lead Tin and silver ANSWER DOWNLOAD EXAMIANS APP
Building Materials According to IS specifications, the compressive strength of ordinary Portland cement after three days should not be less than 7 MPa 11.5 MPa 16 MPa 21 MPa 7 MPa 11.5 MPa 16 MPa 21 MPa ANSWER DOWNLOAD EXAMIANS APP
Building Materials The basic purpose of a retarder in concrete is To improve the workability of concrete mix To decrease the initial setting time of cement paste in concrete To render the concrete more water tight To increase the initial setting time of cement paste in concrete To improve the workability of concrete mix To decrease the initial setting time of cement paste in concrete To render the concrete more water tight To increase the initial setting time of cement paste in concrete ANSWER DOWNLOAD EXAMIANS APP
Building Materials The initial setting time for ordinary Portland cement as per IS specifications should not be less than 600 minutes 30 minutes 60 minutes 10 minutes 600 minutes 30 minutes 60 minutes 10 minutes ANSWER DOWNLOAD EXAMIANS APP
Building Materials The main ingredients of Portland cement are Silica and alumina Lime and iron Lime and alumina Lime and silica Silica and alumina Lime and iron Lime and alumina Lime and silica ANSWER DOWNLOAD EXAMIANS APP
Building Materials The harmonious mixing of the clay ingredients, is known as Weathering None of these Blending Tempering Weathering None of these Blending Tempering ANSWER DOWNLOAD EXAMIANS APP