Building Materials Clay and silt content in a good brick earth must be at least 30 % 40 % 20 % 50 % 30 % 40 % 20 % 50 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Assertion A : Paints with white lead base are not recommended for painting of iron works.Reason R : Paints with white lead base do not check rusting of iron.Select your answer according to the coding system given below: A is true but R is false Both A and R is true and, R is the correct explanation of A A is false but R is true Both A and R is true but R is not the correct explanation of A A is true but R is false Both A and R is true and, R is the correct explanation of A A is false but R is true Both A and R is true but R is not the correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Building Materials Lime putty Is made from hydraulic lime Is made by adding lime to water All of above Can be used only upto three days Is made from hydraulic lime Is made by adding lime to water All of above Can be used only upto three days ANSWER DOWNLOAD EXAMIANS APP
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° 30° 0° 45° 90° 30° 0° 45° ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sea sand used in structures causes Efflorescence Dampness Disintegration All of these Efflorescence Dampness Disintegration All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Calcination of iron ores is done All listed here To remove carbonic acid By roasting in heaps To remove moisture All listed here To remove carbonic acid By roasting in heaps To remove moisture ANSWER DOWNLOAD EXAMIANS APP