Building Materials The maximum quantity of calcium chloride used as an accelerator in cement in percentage by weight of cement is 4 3 2 1 4 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Building Materials First class timber has an average life of 5 to 10 years More than 10 years 1 to 5 years Less than one year 5 to 10 years More than 10 years 1 to 5 years Less than one year ANSWER DOWNLOAD EXAMIANS APP
Building Materials The process of manufacturing steel by heating short lengths of wrought iron bars mixed with charcoal in fire clay crucibles and collecting the molten iron into moulds, is known as Bessemer process Open hearth process Crucible process Cementation process Bessemer process Open hearth process Crucible process Cementation process ANSWER DOWNLOAD EXAMIANS APP
Building Materials For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is 70 : 20 : 10 80 : 13 : 7 60 : 35 : 5 None of these 70 : 20 : 10 80 : 13 : 7 60 : 35 : 5 None of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials The rocks which are formed due to cooling of magma at a considerable depth from earth's surface are called Plutonic rocks Hypabyssal rocks Igneous rocks Volcanic rocks Plutonic rocks Hypabyssal rocks Igneous rocks Volcanic rocks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Steel contains carbon approximately 1.50% to 5.6% 0.25 % None to these 0.05% to 1.75% 1.50% to 5.6% 0.25 % None to these 0.05% to 1.75% ANSWER DOWNLOAD EXAMIANS APP