Concrete Technology and Design of Concrete Structures In order to obtain the best workability of concrete, the preferred shape of aggregate is All of these rounded elongated angular All of these rounded elongated angular ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For walls, columns and vertical faces of all structural members, the form work is generally removed after 3 days 14 days 24 to 48 hours 7 days 3 days 14 days 24 to 48 hours 7 days ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends upon i) humidity of atmosphere ii) passage of time iii) stress The correct answer is only (iii) All (i), (ii) and (iii) (ii) and (iii) (i) and (ii) only (iii) All (i), (ii) and (iii) (ii) and (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The maximum value of hoop compression in a dome is given by (where, w = load per unit area of surface of dome R = radius of curvature d = thickness of dome) wR/2d wR / 4d wR/d 2wR/d wR/2d wR / 4d wR/d 2wR/d ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, high alumina cement has lower initial setting time but higher final setting time higher initial setting time but lower final setting time lower initial and final setting times higher initial and final setting times lower initial setting time but higher final setting time higher initial setting time but lower final setting time lower initial and final setting times higher initial and final setting times ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Select the incorrect statement... Pretensioning system has greater certainty about its durability. None of these The loss of prestress is more in pre-tensioning system than in post-tensioning system. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system Pretensioning system has greater certainty about its durability. None of these The loss of prestress is more in pre-tensioning system than in post-tensioning system. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system ANSWER DOWNLOAD EXAMIANS APP