Building Materials Which of the following bricks are used for lining of furnaces? Refractory bricks Over-burnt bricks First class bricks Under-burnt bricks Refractory bricks Over-burnt bricks First class bricks Under-burnt bricks ANSWER DOWNLOAD EXAMIANS APP
Building Materials The curved swellings from the growth of layers or wounds left after branches are cut off in an irregular manner are known as Burls Rindgalls None of these Knots Burls Rindgalls None of these Knots ANSWER DOWNLOAD EXAMIANS APP
Building Materials The age of a tree can be known by examining Cambium layer Heart wood Annular rings Medullary rays Cambium layer Heart wood Annular rings Medullary rays ANSWER DOWNLOAD EXAMIANS APP
Building Materials Ultimate strength to cement is provided by Tetra calcium alumino ferrite Tri-calcium silicate Tri-calcium aluminate Di-calcium silicate Tetra calcium alumino ferrite Tri-calcium silicate Tri-calcium aluminate Di-calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Building Materials The main constituent of fly-ash, is Aluminium oxide All of these Silica Ferrous oxide Aluminium oxide All of these Silica Ferrous oxide ANSWER DOWNLOAD EXAMIANS APP