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 90° 0° 45° 30° 90° 0° 45° 30° ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pig iron made from haematite ores free from sulphur, phosphorus and copper, is known as Grey or foundry pig Bessemer pig White or forge pig Mottled pig Grey or foundry pig Bessemer pig White or forge pig Mottled pig ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following represents a metamorphic rock? (i) Slate (ii) Shale (iii) Quartzite Both (ii) and (iii) Only (iii) Both (i) and (iii) All (i), (ii) and (iii) Both (ii) and (iii) Only (iii) Both (i) and (iii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Second class bricks Are under burnt Produce a metallic sound when struck Are well burnt Are of dark brown color Are under burnt Produce a metallic sound when struck Are well burnt Are of dark brown color ANSWER DOWNLOAD EXAMIANS APP
Building Materials The commonly used base for iron and steel work, is Red lead Zinc white Titanium white White lead Red lead Zinc white Titanium white White lead ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sea sand used in structures causes Dampness Disintegration Efflorescence All of these Dampness Disintegration Efflorescence All of these ANSWER DOWNLOAD EXAMIANS APP