Building Materials Sea sand used in structures causes Efflorescence Dampness All of these Disintegration Efflorescence Dampness All of these Disintegration ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most commonly used synthetic abrasive is Boric acid Aluminium carbide All of these Silicon Boric acid Aluminium carbide All of these Silicon ANSWER DOWNLOAD EXAMIANS APP
Building Materials For melting one tonne of cast iron 20 kg limestone is required One quintal coke is required 700 m3 air is required All listed here 20 kg limestone is required One quintal coke is required 700 m3 air is required All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials Advantage of a clamp compared to a kiln for burning bricks is that It is suitable when bricks are required in large numbers It gives more output of first class bricks It has less initial cost It takes less time for burning It is suitable when bricks are required in large numbers It gives more output of first class bricks It has less initial cost It takes less time for burning 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 21 MPa 16 MPa 11.5 MPa 7 MPa 21 MPa 16 MPa 11.5 MPa ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plaster of Paris is obtained by calcining None of these Gypsum Bauxite Lime stone None of these Gypsum Bauxite Lime stone ANSWER DOWNLOAD EXAMIANS APP