Building Materials The ratio of the thickness of web to that of flange of steel rolled structural beams and channels is Less than 1 Equal to 1 Less than 1 in beams but greater than 1 in channels Greater than 1 Less than 1 Equal to 1 Less than 1 in beams but greater than 1 in channels Greater than 1 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The filler used in plastic bitumen, is Shale powder Asbestos powder Plastic powder Talc powder Shale powder Asbestos powder Plastic powder Talc powder ANSWER DOWNLOAD EXAMIANS APP
Building Materials The initial setting time of lime-pozzolana, is 90 minutes 30 minutes 60 minutes 120 minutes 90 minutes 30 minutes 60 minutes 120 minutes ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pig iron made from haematite ores free from sulphur, phosphorus and copper, is known as Bessemer pig White or forge pig Grey or foundry pig Mottled pig Bessemer pig White or forge pig Grey or foundry pig Mottled pig ANSWER DOWNLOAD EXAMIANS APP
Building Materials The percentage of alumina in a good brick earth lies between 20 to 30 % 5 to 10 % 70 to 80 % 50 to 60 % 20 to 30 % 5 to 10 % 70 to 80 % 50 to 60 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bitumen completely dissolves in Carbon bisulphide Coal tar All of these Chloroform Carbon bisulphide Coal tar All of these Chloroform ANSWER DOWNLOAD EXAMIANS APP