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 53 MPa and 42 MPa 42 MPa and 53 MPa 35 MPa and 42 MPa 42 MPa and 35 MPa 53 MPa and 42 MPa 42 MPa and 53 MPa 35 MPa and 42 MPa 42 MPa and 35 MPa ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In prestressed concrete both forces of tension and compres-sion as well as lever arm change both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compression change but lever arm remains unchanged forces of tension and compressions remain unchanged but lever arm changes with the moment both forces of tension and compres-sion as well as lever arm change both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compression change but lever arm remains unchanged forces of tension and compressions remain unchanged but lever arm changes with the moment ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends upon i) humidity of atmosphere ii) passage of time iii) stress The correct answer is (ii) and (iii) only (iii) (i) and (ii) All (i), (ii) and (iii) (ii) and (iii) only (iii) (i) and (ii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a cantilever of effective depth of 0.5m, the maximum span to satisfy vertical deflection limit is 4 m 6 m 3.5 m 5 m 4 m 6 m 3.5 m 5 m ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The critical section for finding maximum bending moment for footing under masonry wall is located at a distance equal to effective depth of footing from the edge of the wall at the middle of the wall halfway between the middle and edge of the wall at the edge of the wall at a distance equal to effective depth of footing from the edge of the wall at the middle of the wall halfway between the middle and edge of the wall at the edge of the wall ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Sinking of an intermediate support of a continuous beam i) reduces the negative moment at support ii) increases the negative moment at support iii) reduces the positive moment at center of span iv) increases the positive moment at center of span The correct answer is (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP