Building Materials The cast iron when heated to red heat with powdered red haematite in an oven for increasing its toughness, is converted to Grey cast iron Toughed cast iron White cast iron Mottled cast iron Grey cast iron Toughed cast iron White cast iron Mottled cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials The stone suitable for rubble masonry should be. Heavy Hard Light Tough Heavy Hard Light Tough ANSWER DOWNLOAD EXAMIANS APP
Building Materials Lime stone is not a Aqueous rock Sedimentary rock Metamorphic rock Stratified rock Aqueous rock Sedimentary rock Metamorphic rock Stratified rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick setting cement is produced by adding Less amount of gypsum in very fine powdered form Aluminium sulphate in very fine powdered form More amount of gypsum in very fine powdered form Pozzolana in very fine powdered form Less amount of gypsum in very fine powdered form Aluminium sulphate in very fine powdered form More amount of gypsum in very fine powdered form Pozzolana in very fine powdered form ANSWER DOWNLOAD EXAMIANS APP
Building Materials The main function of alumina in brick earth is To make the brick durable To impart plasticity To prevent shrinkage To make the brick impermeable To make the brick durable To impart plasticity To prevent shrinkage To make the brick impermeable ANSWER DOWNLOAD EXAMIANS APP
Building Materials Permanent magnets are made of high carbon steel and 45% of cobalt 35% of cobalt 15% of cobalt 20% of cobalt 45% of cobalt 35% of cobalt 15% of cobalt 20% of cobalt ANSWER DOWNLOAD EXAMIANS APP
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