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 53 MPa and 42 MPa 42 MPa and 35 MPa 42 MPa and 53 MPa 35 MPa and 42 MPa 53 MPa and 42 MPa 42 MPa and 35 MPa 42 MPa and 53 MPa ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Increase in the moisture content in concrete does not change the strength All of these reduces the strength increases the strength does not change the strength All of these reduces the strength increases the strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Finer grinding of cement does not affect the strength affects only the ultimate strength affects only the early development of strength both (a) and (b) does not affect the strength affects only the ultimate strength affects only the early development of strength both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a spherical dome the hoop stress due to a concentrated load at crown is partly compressive and partly tensile zero tensile everywhere compressive everywhere partly compressive and partly tensile zero tensile everywhere compressive everywhere ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In the design of a front counterfort in a counterfort retaining wall, the main reinforcement is provided oni) bottom face near counterfortii) top face near counterfortiii) bottom face near centre of spaniv) top face near centre of span The correct answer is both (i) and (iv) both (ii) and (iii) only (i) only (ii) both (i) and (iv) both (ii) and (iii) only (i) only (ii) 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 halfway between the middle and edge of the wall at the edge of the wall at the middle of the wall at a distance equal to effective depth of footing from the edge of the wall halfway between the middle and edge of the wall at the edge of the wall at the middle of the wall at a distance equal to effective depth of footing from the edge of the wall ANSWER DOWNLOAD EXAMIANS APP