Building Materials Permanent magnets are made of high carbon steel and 45% of cobalt 15% of cobalt 35% of cobalt 20% of cobalt 45% of cobalt 15% of cobalt 35% of cobalt 20% of cobalt ANSWER DOWNLOAD EXAMIANS APP
Building Materials Slate is formed by metamorphic action on Granite Lime stone Shale Sand stone Granite Lime stone Shale Sand stone ANSWER DOWNLOAD EXAMIANS APP
Building Materials Crushing strength of a first class brick should not be less than 10.5 N/mm² 14.0 N/mm² 7.0 N/mm² 3.5 N/mm² 10.5 N/mm² 14.0 N/mm² 7.0 N/mm² 3.5 N/mm² ANSWER DOWNLOAD EXAMIANS APP
Building Materials The main constituent of fly-ash, is Ferrous oxide Aluminium oxide All of these Silica Ferrous oxide Aluminium oxide All of these Silica ANSWER DOWNLOAD EXAMIANS APP
Building Materials Oil varnish generally consists of Resin, oil and turpentine Spirit, oil and wax Oil, wax and resin Synthetic resin and spirit Resin, oil and turpentine Spirit, oil and wax Oil, wax and resin Synthetic resin and spirit ANSWER DOWNLOAD EXAMIANS APP
Building Materials Excess of silica in brick earth results in loss of cohesion cracking and warping of bricks enhancing the impermeability of bricks None of these loss of cohesion cracking and warping of bricks enhancing the impermeability of bricks None of these ANSWER DOWNLOAD EXAMIANS APP