Concrete Technology and Design of Concrete Structures For the design of retaining walls, the minimum factor of safety against overturning is taken as 2.5 1.5 3 2 2.5 1.5 3 2 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Finer grinding of cement both (a) and (b) does not affect the strength affects only the early development of strength affects only the ultimate strength both (a) and (b) does not affect the strength affects only the early development of strength affects only the ultimate strength 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 (iii) (ii) and (iv) (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends uponi) humidity of atmosphereii) passage of timeiii) stress The correct answer is (i) and (ii) All (i), (ii) and (iii) (ii) and (iii) only (iii) (i) and (ii) All (i), (ii) and (iii) (ii) and (iii) only (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse) 0.367 xu 0.573 xu 0.446 xu 0.416 xu 0.367 xu 0.573 xu 0.446 xu 0.416 xu 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 Providing shear reinforcement Increasing the depth Using high strength steel Using thinner bars but more in number Providing shear reinforcement Increasing the depth Using high strength steel Using thinner bars but more in number ANSWER DOWNLOAD EXAMIANS APP