Concrete Technology and Design of Concrete Structures Poisson’s ratio for concrete increases with richer mixes decreases with richer mixes None of these remains constant increases with richer mixes decreases with richer mixes None of these remains constant ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The property of the ingredients to separate from each other while placing the concrete is called compaction bulking segregation shrinkage compaction bulking segregation shrinkage ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The depth of footing for an isolated column is governed byi) maximum bending momentii) shear forceiii) punching shearThe correct answer is only (i) (i), (ii) and (iii) (i) and (iii) (i) and (ii) only (i) (i), (ii) and (iii) (i) and (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If the depth of neutral axis for a singly reinforced rectangular section is represented by kd in working stress design, then the value of k for balanced section is independant of both ast and acbc where d is the effective depth, ast is per-missible stress in steel in tension and ocbc is permissible stress in concrete in bending compression. depends on both crst and acbc depends on aCbC only depends on as, only is independant of both ast and acbc where d is the effective depth, ast is per-missible stress in steel in tension and ocbc is permissible stress in concrete in bending compression. depends on both crst and acbc depends on aCbC only depends on as, only ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Finer grinding of cement affects only the early development of strength affects only the ultimate strength does not affect the strength both (a) and (b) affects only the early development of strength affects only the ultimate strength does not affect the strength both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory can be less than 1 can be more than 1 is always less than 1 is always greater than 1 can be less than 1 can be more than 1 is always less than 1 is always greater than 1 ANSWER DOWNLOAD EXAMIANS APP