Concrete Technology and Design of Concrete Structures According to Whitney’s theory, ultimate strain of concrete is assumed to be 0.3% 0.5% 0.4% 0.6% 0.3% 0.5% 0.4% 0.6% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In case of hand mixing of concrete, the extra cement to be added is 20% 5% 15% 10% 20% 5% 15% 10% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, use of pozzuolanic cement increases strength increases bleeding reduces workability increases shrinkage increases strength increases bleeding reduces workability increases shrinkage ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The percentage of reinforcement in case of slabs, when high strength deformed bars are used is not less than 0.12 0.14 0.13 0.15 0.12 0.14 0.13 0.15 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends uponi) humidity of atmosphereii) passage of timeiii) stress The correct answer is All (i), (ii) and (iii) (i) and (ii) (ii) and (iii) only (iii) All (i), (ii) and (iii) (i) and (ii) (ii) and (iii) only (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The relation between modulus of rupture fcr, splitting strength fcs and direct tensile strength fcl is given by fcr fc5>fcr>fC fcr>fcs>fc. tcr – rcs = tct fcr fc5>fcr>fC fcr>fcs>fc. tcr – rcs = tct ANSWER DOWNLOAD EXAMIANS APP