Concrete Technology and Design of Concrete Structures In case of hand mixing of concrete, the extra cement to be added is 20% 5% 10% 15% 20% 5% 10% 15% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reinforcement in the toe of a T- shaped R C. retaining wall is provided on i) top face parallel to the wall ii) top face perpendicular to the wall iii) bottom face paralleUo the wall iv) bottom face perpendicular to the wall The correct answer is only (ii) is correct only (iv) is correct (i) and (ii) are correct (iii) and (iv) are correct only (ii) is correct only (iv) is correct (i) and (ii) are correct (iii) and (iv) are correct ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? elastic shortening of concrete shrinkage of concrete loss due to friction creep of concrete elastic shortening of concrete shrinkage of concrete loss due to friction creep of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone shear stress tensile stress bond stress compressive stress shear stress tensile stress bond stress compressive stress ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to Whitney’s theory, ultimate strain of concrete is assumed to be 0.4% 0.5% 0.6% 0.3% 0.4% 0.5% 0.6% 0.3% 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 and final setting times lower initial setting time but higher final setting time higher initial and final setting times higher initial setting time but lower final setting time lower initial and final setting times lower initial setting time but higher final setting time higher initial and final setting times ANSWER DOWNLOAD EXAMIANS APP