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