Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 15% 10 % 5% 20% 15% 10 % 5% 20% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The property of fresh concrete, in which the water in the mix tends to rise to the surface while placing and compacting, is called segregation bulking bleeding creep segregation bulking bleeding creep 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 depends on as, only depends on aCbC 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 as, only depends on aCbC 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 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 (i) and (ii) (i), (ii) and (iii) only (i) (i) and (iii) (i) and (ii) (i), (ii) and (iii) only (i) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on both top and bottom faces perpendicular to wall bottom face perpendicular to wall None of these top face perpendicular to wall both top and bottom faces perpendicular to wall bottom face perpendicular to wall None of these top face perpendicular to wall ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS: 456-1978, the column or the strut is the member whose effective length is greater than The least lateral dimension 2 times the least lateral dimension 3 times the least lateral dimension 4 times the least lateral dimension The least lateral dimension 2 times the least lateral dimension 3 times the least lateral dimension 4 times the least lateral dimension ANSWER DOWNLOAD EXAMIANS APP
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