Building Materials A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than 20 % 25 % 10 % 15 % 20 % 25 % 10 % 15 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The initial setting time of lime-pozzolana, is 90 minutes 30 minutes 120 minutes 60 minutes 90 minutes 30 minutes 120 minutes 60 minutes ANSWER DOWNLOAD EXAMIANS APP
Building Materials A well seasoned timber may contain moisture up to 4 to 6 % 6 to 8 % 10 to 12 % 8 to 10 % 4 to 6 % 6 to 8 % 10 to 12 % 8 to 10 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The coefficient of hardness of stones used in road work should be greater than 10 15 17 12 10 15 17 12 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Apiece of sawn timber whose cross-sectional dimensions exceed 5 cm, in one direction and 20 cm in the other direction, is called a Deal Cant Baulk Strip Deal Cant Baulk Strip ANSWER DOWNLOAD EXAMIANS APP
Building Materials The process of decarbonising the pig iron completely and then adding proper percentage of carbon for manufacturing steel, is called Cementation process Open hearth process Bessemer process Crucible process Cementation process Open hearth process Bessemer process Crucible process ANSWER DOWNLOAD EXAMIANS APP