Concrete Technology and Design of Concrete Structures The individual variation between test strength of sample should not be more than ±20% of average ± 15% of average ±5% of average ± 10% of average ±20% of average ± 15% of average ±5% of average ± 10% of average ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In case of hand mixing of concrete, the extra cement to be added is 15% 10% 5% 20% 15% 10% 5% 20% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The critical section for finding maximum bending moment for footing under masonry wall is located at the edge of the wall at the middle of the wall halfway between the middle and edge of the wall at a distance equal to effective depth of footing from the edge of the wall at the edge of the wall at the middle of the wall halfway between the middle and edge of the wall at a distance equal to effective depth of footing from the edge of the wall ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The depth of footing for an isolated column is governed byi) maximum bending momentii) shear forceiii) punching shearThe correct answer is only (i) (i) and (iii) (i), (ii) and (iii) (i) and (ii) only (i) (i) and (iii) (i), (ii) and (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The correct answer is (i)and(iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i)and(iv) (ii) and (iii) (ii) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures When shear stress exceeds the permissible limit in a slab, then it is reduced by Using thinner bars but more in number Using high strength steel Providing shear reinforcement Increasing the depth Using thinner bars but more in number Using high strength steel Providing shear reinforcement Increasing the depth ANSWER DOWNLOAD EXAMIANS APP