Building Materials Clay and silt content in a good brick earth must be at least 30 % 20 % 50 % 40 % 30 % 20 % 50 % 40 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The main ingredients of Portland cement are Silica and alumina Lime and alumina Lime and silica Lime and iron Silica and alumina Lime and alumina Lime and silica Lime and iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials The softest rock is Quartz Marble Diamond Talc Quartz Marble Diamond Talc ANSWER DOWNLOAD EXAMIANS APP
Building Materials Refractory bricks resist Dampness All listed here High temperature Chemical action Dampness All listed here High temperature Chemical action ANSWER DOWNLOAD EXAMIANS APP
Building Materials According to IS specifications, the compressive strength of ordinary Portland cement after three days should not be less than 21 MPa 11.5 MPa 7 MPa 16 MPa 21 MPa 11.5 MPa 7 MPa 16 MPa ANSWER DOWNLOAD EXAMIANS APP
Building Materials Laterite is a/an Calcareous rock Volcanic rock Argillaceous rock Siliceous rock Calcareous rock Volcanic rock Argillaceous rock Siliceous rock ANSWER DOWNLOAD EXAMIANS APP
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