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 elastic shortening of concrete loss due to friction shrinkage of concrete creep of concrete elastic shortening of concrete loss due to friction shrinkage of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures A higher modular ratio shows lower compressive strength of concrete higher tensile strength of steel higher compressive strength of con-crete lower tensile strength of steel lower compressive strength of concrete higher tensile strength of steel higher compressive strength of con-crete lower tensile strength of steel ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Minimum pitch of transverse reinforcement in a column is sixteen times the smallest diameter of longitudinal reinforcement bar to be tied the least lateral dimension of the member lesser of the above three values forty-eight times the diameter of transverse reinforcement sixteen times the smallest diameter of longitudinal reinforcement bar to be tied the least lateral dimension of the member lesser of the above three values forty-eight times the diameter of transverse reinforcement ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The percentage of voids in cement is approximately 60% 40% 50% 70% 60% 40% 50% 70% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends uponi) humidity of atmosphereii) passage of timeiii) stressThe correct answer is (i) and (ii) (ii) and (iii) All (i), (ii) and (iii) only (iii) (i) and (ii) (ii) and (iii) All (i), (ii) and (iii) only (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum cover in a slab should neither be less than the diameter of bar nor less than 10 mm 30 mm 15 mm 20 mm 10 mm 30 mm 15 mm 20 mm ANSWER DOWNLOAD EXAMIANS APP