Building Materials Ultimate strength to cement is provided by Tetra calcium alumino ferrite Di-calcium silicate Tri-calcium silicate Tri-calcium aluminate Tetra calcium alumino ferrite Di-calcium silicate Tri-calcium silicate Tri-calcium aluminate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following represents a metamorphic rock? (i) Slate (ii) Shale (iii) Quartzite Both (ii) and (iii) All (i), (ii) and (iii) Both (i) and (iii) Only (iii) Both (ii) and (iii) All (i), (ii) and (iii) Both (i) and (iii) Only (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of 1 : 6 1 : 3 1 : 2 1 : 4 1 : 6 1 : 3 1 : 2 1 : 4 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The compound of Portland cement which reacts immediately with water and also sets first is Tetra calcium alumino ferrite Tri-calcium silicate Di-calcium silicate Tri-calcium aluminate Tetra calcium alumino ferrite Tri-calcium silicate Di-calcium silicate Tri-calcium aluminate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Percentage of silica in a good brick earth lies between 70 to 80 % 5 to 10 % 20 to 30 % 50 to 60 % 70 to 80 % 5 to 10 % 20 to 30 % 50 to 60 % 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 7 MPa 16 MPa 11.5 MPa 21 MPa 7 MPa 16 MPa 11.5 MPa ANSWER DOWNLOAD EXAMIANS APP