Building Materials Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is 30° 45° 0° 90° 30° 45° 0° 90° ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called: Wind cracks Heart shakes Twisted fibres Radial shakes Wind cracks Heart shakes Twisted fibres Radial shakes ANSWER DOWNLOAD EXAMIANS APP
Building Materials Red short iron cracks when bent due to the presence of Phosphorus Carbon Silicon Sulphur Phosphorus Carbon Silicon Sulphur ANSWER DOWNLOAD EXAMIANS APP
Building Materials Percentage of silica in a good brick earth lies between 5 to 10 % 20 to 30 % 50 to 60 % 70 to 80 % 5 to 10 % 20 to 30 % 50 to 60 % 70 to 80 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is None of these 80 : 13 : 7 70 : 20 : 10 60 : 35 : 5 None of these 80 : 13 : 7 70 : 20 : 10 60 : 35 : 5 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 Open hearth process Bessemer process Crucible process Cementation process Open hearth process Bessemer process Crucible process Cementation process ANSWER DOWNLOAD EXAMIANS APP
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