Building Materials Second class bricks Are well burnt Are of dark brown color Produce a metallic sound when struck Are under burnt Are well burnt Are of dark brown color Produce a metallic sound when struck Are under burnt ANSWER DOWNLOAD EXAMIANS APP
Building Materials The thermosetting plastic At 127°C to 177°C permanently set and further application of heat does not soften it Becomes rigid when moulded at suitable pressure and temperature Chars at 343°C All listed here At 127°C to 177°C permanently set and further application of heat does not soften it Becomes rigid when moulded at suitable pressure and temperature Chars at 343°C All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials The usual percentages of clay and metal in cermet are: 60%, 40% 70%, 30% 80%, 20% 50%, 50% 60%, 40% 70%, 30% 80%, 20% 50%, 50% ANSWER DOWNLOAD EXAMIANS APP
Building Materials Portland cement manufactured from pure white chalk and clay but free from iron-oxide, is known as White cement Quick setting cement Low heat Portland cement Rapid hardening cement White cement Quick setting cement Low heat Portland cement Rapid hardening cement ANSWER DOWNLOAD EXAMIANS APP
Building Materials During pudding Silicon forms a slag Carbon is converted into carbonic acid gas All listed here Molten metal is kept clear of the fuel Silicon forms a slag Carbon is converted into carbonic acid gas All listed here Molten metal is kept clear of the fuel ANSWER DOWNLOAD EXAMIANS APP
Building Materials Gypsum consists of CaSO4 and H₂O CO₂ and calcium H₂S and CO₂ Lime and H₂O CaSO4 and H₂O CO₂ and calcium H₂S and CO₂ Lime and H₂O ANSWER DOWNLOAD EXAMIANS APP