Concrete Technology and Design of Concrete Structures Which of the following has high tensile strength ? plain hot rolled wires all have same tensile strength heat treated rolled wires cold drawn wires plain hot rolled wires all have same tensile strength heat treated rolled wires cold drawn wires ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The permissible diagonal tensile stress in reinforced brick work is zero about 1.0 N/mm² 0.3 N/mm² to 0.7 N/mm² about 0.1 N/mm² zero about 1.0 N/mm² 0.3 N/mm² to 0.7 N/mm² about 0.1 N/mm² 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 4 times the least lateral dimension The least lateral dimension 2 times the least lateral dimension 3 times the least lateral dimension 4 times the least lateral dimension The least lateral dimension 2 times the least lateral dimension 3 times the least lateral dimension 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 40 mm 45mm 60 mm 50 mm 40 mm 45mm 60 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Select the incorrect statement... None of these Pretensioning system has greater certainty about its durability. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system The loss of prestress is more in pre-tensioning system than in post-tensioning system. None of these Pretensioning system has greater certainty about its durability. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system The loss of prestress is more in pre-tensioning system than in post-tensioning system. 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 (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP