Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases strength workability the unit weight the effects of temperature variations strength workability the unit weight the effects of temperature variations ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Workability of concrete is inversely proportional to the air in the mix vater-cement ratio time of transit size of aggregate the air in the mix vater-cement ratio time of transit size of aggregate ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Cube strength of controlled concrete to be used for pretensioned and post-tensioned work respectively should not be less than 35 MPa and 42 MPa 42 MPa and 53 MPa 42 MPa and 35 MPa 53 MPa and 42 MPa 35 MPa and 42 MPa 42 MPa and 53 MPa 42 MPa and 35 MPa 53 MPa and 42 MPa ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The strength of concrete after one year as compared to 28 days strength is about 20 to 25% more 25 to 50% more 10 to 15% more 15 to 20% more 20 to 25% more 25 to 50% more 10 to 15% more 15 to 20% more ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In counterfort retaining walls, the main reinforcement in the stem at support is Not provided Provided only on front face Provided both on inner and front faces Provided only on inner face Not provided Provided only on front face Provided both on inner and front faces Provided only on inner face ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Select the incorrect statement... Pretensioning system has greater certainty about its durability. The loss of prestress is more in pre-tensioning system than in post-tensioning system. None of these For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system Pretensioning system has greater certainty about its durability. The loss of prestress is more in pre-tensioning system than in post-tensioning system. None of these For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system ANSWER DOWNLOAD EXAMIANS APP