Building Materials The cast iron when heated to red heat with powdered red haematite in an oven for increasing its toughness, is converted to Mottled cast iron Grey cast iron White cast iron Toughed cast iron Mottled cast iron Grey cast iron White cast iron Toughed cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick setting cement is produced by adding Pozzolana in very fine powdered form More amount of gypsum in very fine powdered form Less amount of gypsum in very fine powdered form Aluminium sulphate in very fine powdered form Pozzolana in very fine powdered form More amount of gypsum in very fine powdered form Less amount of gypsum in very fine powdered form Aluminium sulphate in very fine powdered form ANSWER DOWNLOAD EXAMIANS APP
Building Materials Percentage of silica in a good brick earth lies between 5 to 10 % 20 to 30 % 70 to 80 % 50 to 60 % 5 to 10 % 20 to 30 % 70 to 80 % 50 to 60 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Higher pitch of the roofi) results in stronger roofii) results in weaker roofiii) requires more covering materialiv) requires less covering materialThe correct answer is (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pick up the synthetic resin from the following: Resorcinol resin Urea resin All of these Phenolic resin Resorcinol resin Urea resin All of these Phenolic resin ANSWER DOWNLOAD EXAMIANS APP
Building Materials The frog of the brick in a brick masonry is generally kept on Top face Longer side Bottom face Shorter side Top face Longer side Bottom face Shorter side ANSWER DOWNLOAD EXAMIANS APP
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