Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To impart initial compressive stress in concrete To resist tensile stresses All of these To provide adequate bond stress To impart initial compressive stress in concrete To resist tensile stresses All of these To provide adequate bond stress ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, use of pozzuolanic cement increases shrinkage reduces workability increases strength increases bleeding increases shrinkage reduces workability increases strength increases bleeding ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures To minimize the effect of differential settlement, the area of a footing should be designed for Live load + fraction of dead load Dead load only Dead load + fraction of live load Dead load + live load Live load + fraction of dead load Dead load only Dead load + fraction of live load Dead load + live load ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called retarders air entraining agents accelerators workability admixtures retarders air entraining agents accelerators workability admixtures ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on bottom face perpendicular to wall None of these both top and bottom faces perpendicular to wall top face perpendicular to wall bottom face perpendicular to wall None of these both top and bottom faces perpendicular to wall top face perpendicular to wall ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The depth of footing for an isolated column is governed by i) maximum bending moment ii) shear force iii) punching shear The correct answer is (i) and (iii) only (i) (i), (ii) and (iii) (i) and (ii) (i) and (iii) only (i) (i), (ii) and (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP