Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases strength the unit weight workability the effects of temperature variations strength the unit weight workability the effects of temperature variations ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS : 456-1978, the fiexural strength of concrete is inversely proportional to square root of compressive strength directly proportional to compressive strength directly proportional to square root of compressive strength inversely proportional to compressive strength inversely proportional to square root of compressive strength directly proportional to compressive strength directly proportional to square root of compressive strength inversely proportional to compressive strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS: 456-1978, the column or the strut is the member whose effective length is greater than 2 times the least lateral dimension The least lateral dimension 3 times the least lateral dimension 4 times the least lateral dimension 2 times the least lateral dimension The least lateral dimension 3 times the least lateral dimension 4 times the least lateral dimension ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Sinking of an intermediate support of a continuous beami) reduces the negative moment at supportii) increases the negative moment at supportiii) reduces the positive moment at center of spaniv) increases the positive moment at center of spanThe correct answer is (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends uponi) humidity of atmosphereii) passage of timeiii) stress The correct answer is (ii) and (iii) (i) and (ii) only (iii) All (i), (ii) and (iii) (ii) and (iii) (i) and (ii) only (iii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be 0.45 d dependent on grade of concrete also 0.40 d 0.35 d 0.45 d dependent on grade of concrete also 0.40 d 0.35 d ANSWER DOWNLOAD EXAMIANS APP