Concrete Technology and Design of Concrete Structures The property of the ingredients to separate from each other while placing the concrete is called shrinkage segregation compaction bulking shrinkage segregation compaction bulking 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 as, only depends on aCbC only depends on both crst and acbc 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 as, only depends on aCbC only depends on both crst and acbc ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In working stress design, permissible bond stress in the case of deformed bars is more than that in plain bars by 40% 70 % 50% 60% 40% 70 % 50% 60% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Select the incorrect statement... The loss of prestress is more in pre-tensioning system than in post-tensioning system. Pretensioning system has greater certainty about its durability. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system None of these The loss of prestress is more in pre-tensioning system than in post-tensioning system. Pretensioning system has greater certainty about its durability. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system None of these ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To impart initial compressive stress in concrete To resist tensile stresses All of these To provide adequate bond stress To impart initial compressive stress in concrete To resist tensile stresses All of these To provide adequate bond stress 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 is always less than 1 can be less than 1 can be more than 1 is always greater than 1 is always less than 1 can be less than 1 can be more than 1 is always greater than 1 ANSWER DOWNLOAD EXAMIANS APP