Concrete Technology and Design of Concrete Structures Due to circumferential action of the spiral in a spirally reinforced column Both the capacity of column and ductility of column increase Ductility of column reduces Capacity of column is decreased but ductility of column increases Capacity of column is decreased Both the capacity of column and ductility of column increase Ductility of column reduces Capacity of column is decreased but ductility of column increases Capacity of column is decreased ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be Above 0.92 0.75 - 0.80 0.75 - 0.80 0.85 - 0.92 Above 0.92 0.75 - 0.80 0.75 - 0.80 0.85 - 0.92 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, high alumina cement has higher initial setting time but lower final setting time lower initial setting time but higher final setting time lower initial and final setting times higher initial and final setting times higher initial setting time but lower final setting time lower initial setting time but higher 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 For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than 45mm 50 mm 60 mm 40 mm 45mm 50 mm 60 mm 40 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The approximate value of the ratio between direct tensile strength and flexural strength is 0.5 0.75 1 0.33 0.5 0.75 1 0.33 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Sinking of an intermediate support of a continuous beam i) reduces the negative moment at support ii) increases the negative moment at support iii) reduces the positive moment at center of span iv) increases the positive moment at center of span The correct answer is (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP