Building Materials Which of the following bricks are used for lining of furnaces? First class bricks Under-burnt bricks Over-burnt bricks Refractory bricks First class bricks Under-burnt bricks Over-burnt bricks Refractory 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 Knots Rindgalls None of these Burls Knots Rindgalls None of these Burls 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 Ferrous oxide Silica Aluminium oxide All of these Ferrous oxide Silica ANSWER DOWNLOAD EXAMIANS APP
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