Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called workability admixtures air entraining agents retarders accelerators workability admixtures air entraining agents retarders accelerators 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 lower initial setting time but higher final setting time higher initial setting time but lower final setting time higher initial and final setting times lower initial and final setting times lower initial setting time but higher final setting time higher initial setting time but lower final setting time higher initial and final setting times 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 only (iii) All (i), (ii) and (iii) (i) and (ii) (ii) and (iii) only (iii) All (i), (ii) and (iii) (i) and (ii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Modulus of elasticity of steel as per IS : 456-1978 shall be taken as 20 kN/cm² 200kN/mm² 200 kN/cm² 2xl06N/cm² 20 kN/cm² 200kN/mm² 200 kN/cm² 2xl06N/cm² ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Minimum pitch of transverse reinforcement in a column is forty-eight times the diameter of transverse reinforcement lesser of the above three values sixteen times the smallest diameter of longitudinal reinforcement bar to be tied the least lateral dimension of the member forty-eight times the diameter of transverse reinforcement lesser of the above three values sixteen times the smallest diameter of longitudinal reinforcement bar to be tied the least lateral dimension of the member ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory is always greater than 1 can be more than 1 can be less than 1 is always less than 1 is always greater than 1 can be more than 1 can be less than 1 is always less than 1 ANSWER DOWNLOAD EXAMIANS APP