Building Materials The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called: Twisted fibres Heart shakes Radial shakes Wind cracks Twisted fibres Heart shakes Radial shakes Wind cracks ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most commonly used synthetic abrasive is All of these Aluminium carbide Silicon Boric acid All of these Aluminium carbide Silicon Boric acid ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following timbers is suitable for making sports goods? Mahogany Deodar Sal Mulberry Mahogany Deodar Sal Mulberry ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pick up the constituent of good brick earth whose excess causes the raw bricks shrink and warp during drying and burning, from the following: Iron-oxide Lime Magnesia Alumina Iron-oxide Lime Magnesia Alumina ANSWER DOWNLOAD EXAMIANS APP
Building Materials Permanent magnets are made of high carbon steel and 45% of cobalt 15% of cobalt 20% of cobalt 35% of cobalt 45% of cobalt 15% of cobalt 20% of cobalt 35% of cobalt ANSWER DOWNLOAD EXAMIANS APP
Building Materials The compound of Portland cement which contributes to the strength after two to three years is Tri-calcium silicate Tri-calcium aluminate Di-calcium silicate Tetra-calcium alumino ferrite Tri-calcium silicate Tri-calcium aluminate Di-calcium silicate Tetra-calcium alumino ferrite ANSWER DOWNLOAD EXAMIANS APP