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 42 MPa and 53 MPa 53 MPa and 42 MPa 35 MPa and 42 MPa 42 MPa and 35 MPa 42 MPa and 53 MPa 53 MPa and 42 MPa 35 MPa and 42 MPa 42 MPa and 35 MPa 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 (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following R.C. retaining walls is suitable for heights beyond 6m? counterfort type All of these T-shaped wall L-shaped wall counterfort type All of these T-shaped wall L-shaped wall ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively tensile and compressive both tensile compressive and tensile both compressive tensile and compressive both tensile compressive and tensile both compressive ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, use of pozzuolanic cement increases strength reduces workability increases shrinkage increases bleeding increases strength reduces workability increases shrinkage increases bleeding ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Diagonal tension in a beam Is maximum at neutral axis Remains same Increases below the neutral axis and decreases above the neutral axis Decreases below the neutral axis and increases above the neutral axis Is maximum at neutral axis Remains same Increases below the neutral axis and decreases above the neutral axis Decreases below the neutral axis and increases above the neutral axis ANSWER DOWNLOAD EXAMIANS APP