Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? creep of concrete shrinkage of concrete loss due to friction elastic shortening of concrete creep of concrete shrinkage of concrete loss due to friction elastic shortening of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The load carrying capacity of a helically reinforced column as compared to that of a tied column is about 5% less 5% more 10% more 10% less 5% less 5% more 10% more 10% less ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The percentage of voids in cement is approximately 60% 50% 70% 40% 60% 50% 70% 40% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a counterfort retaining wall, the main reinforcement in the stem at mid span is provided on both front face and inner face None of these front face only inner face only both front face and inner face None of these front face only inner face only ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, high alumina cement has 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 higher initial setting time but lower final setting time lower initial setting time but higher final setting time ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following R.C. retaining walls is suitable for heights beyond 6m? T-shaped wall counterfort type L-shaped wall All of these T-shaped wall counterfort type L-shaped wall All of these ANSWER DOWNLOAD EXAMIANS APP