Building Materials For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is 80 : 13 : 7 60 : 35 : 5 None of these 70 : 20 : 10 80 : 13 : 7 60 : 35 : 5 None of these 70 : 20 : 10 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The main constituent of fly-ash, is Aluminium oxide All of these Ferrous oxide Silica Aluminium oxide All of these Ferrous oxide Silica ANSWER DOWNLOAD EXAMIANS APP
Building Materials The initial setting time of lime-pozzolana, is 120 minutes 90 minutes 60 minutes 30 minutes 120 minutes 90 minutes 60 minutes 30 minutes ANSWER DOWNLOAD EXAMIANS APP
Building Materials In order of increasing percentage of silica, the correct sequence is Calcareous clay, pure clay, sandy clay Sandy clay, calcareous clay, pure clay None of these Pure clay, sandy clay, calcareous clay Calcareous clay, pure clay, sandy clay Sandy clay, calcareous clay, pure clay None of these Pure clay, sandy clay, calcareous clay ANSWER DOWNLOAD EXAMIANS APP
Building Materials Granite is not suitable for ordinary building purpose because it is costly it can not be polished it has less crushing strength it is not a fire proof material it is costly it can not be polished it has less crushing strength it is not a fire proof material ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most commonly used retarder in cement is Gypsum None of these Calcium chloride Calcium carbonate Gypsum None of these Calcium chloride Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
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