Concrete Technology and Design of Concrete Structures Which of the following has high tensile strength ? all have same tensile strength heat treated rolled wires plain hot rolled wires cold drawn wires all have same tensile strength heat treated rolled wires plain hot rolled wires cold drawn wires ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be 0.75 - 0.80 0.85 - 0.92 0.75 - 0.80 Above 0.92 0.75 - 0.80 0.85 - 0.92 0.75 - 0.80 Above 0.92 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse) 0.446 xu 0.573 xu 0.367 xu 0.416 xu 0.446 xu 0.573 xu 0.367 xu 0.416 xu 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 The least lateral dimension 4 times the least lateral dimension 3 times the least lateral dimension 2 times the least lateral dimension The least lateral dimension 4 times the least lateral dimension 3 times the least lateral dimension 2 times the least lateral dimension ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Prestress loss due to friction occurs None of these in both post-tensioned and preten-sioned beams only in post-tensioned beams only in pretensioned beams None of these in both post-tensioned and preten-sioned beams only in post-tensioned beams only in pretensioned beams ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reinforcement in the toe of a T- shaped R C. retaining wall is provided on i) top face parallel to the wall ii) top face perpendicular to the wall iii) bottom face paralleUo the wall iv) bottom face perpendicular to the wall The correct answer is (iii) and (iv) are correct only (ii) is correct only (iv) is correct (i) and (ii) are correct (iii) and (iv) are correct only (ii) is correct only (iv) is correct (i) and (ii) are correct ANSWER DOWNLOAD EXAMIANS APP