Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called accelerators workability admixtures retarders air entraining agents accelerators workability admixtures retarders air entraining agents 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 loss due to friction shrinkage of concrete creep of concrete elastic shortening of concrete loss due to friction shrinkage of concrete creep of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than 50 mm 60 mm 45mm 40 mm 50 mm 60 mm 45mm 40 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In counterfort retaining walls, the main reinforcement in the stem at support is Provided both on inner and front faces Provided only on inner face Provided only on front face Not provided Provided both on inner and front faces Provided only on inner face Provided only on front face Not provided ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The depth of footing for an isolated column is governed byi) maximum bending momentii) shear forceiii) punching shearThe correct answer is (i) and (iii) (i) and (ii) (i), (ii) and (iii) only (i) (i) and (iii) (i) and (ii) (i), (ii) and (iii) only (i) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends upon i) humidity of atmosphere ii) passage of time iii) stress The correct answer is (ii) and (iii) All (i), (ii) and (iii) only (iii) (i) and (ii) (ii) and (iii) All (i), (ii) and (iii) only (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP