Building Materials A good quality stone absorbs water less than 15 % 5 % 10 % 25 % 15 % 5 % 10 % 25 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Calcination of iron ores is done All listed here To remove moisture To remove carbonic acid By roasting in heaps All listed here To remove moisture To remove carbonic acid By roasting in heaps ANSWER DOWNLOAD EXAMIANS APP
Building Materials Excess of silica in brick earth results in enhancing the impermeability of bricks None of these cracking and warping of bricks loss of cohesion enhancing the impermeability of bricks None of these cracking and warping of bricks loss of cohesion ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime is(i) Slow in setting(ii) Rapid in slacking(iii) Good in strength Only (ii) Both (i) and (ii) Both (ii) and (iii) Only (i) Only (ii) Both (i) and (ii) Both (ii) and (iii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Building Materials The normal consistency of ordinary Portland cement is about 10 % 20 % 30 % 40 % 10 % 20 % 30 % 40 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sea sand used in structures causes Dampness Efflorescence Disintegration All of these Dampness Efflorescence Disintegration All of these ANSWER DOWNLOAD EXAMIANS APP