Concrete Technology and Design of Concrete Structures The individual variation between test strength of sample should not be more than ±5% of average ± 15% of average ± 10% of average ±20% of average ±5% of average ± 15% of average ± 10% of average ±20% of average ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Workability of concrete is inversely proportional to the air in the mix vater-cement ratio size of aggregate time of transit the air in the mix vater-cement ratio size of aggregate time of transit ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In prestressed concrete forces of tension and compression change but lever arm remains unchanged forces of tension and compressions remain unchanged but lever arm changes with the moment both forces of tension and compres-sion as well as lever arm remain unchanged both forces of tension and compres-sion as well as lever arm change forces of tension and compression change but lever arm remains unchanged forces of tension and compressions remain unchanged but lever arm changes with the moment both forces of tension and compres-sion as well as lever arm remain unchanged both forces of tension and compres-sion as well as lever arm change ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, use of pozzuolanic cement increases shrinkage increases bleeding reduces workability increases strength increases shrinkage increases bleeding reduces workability increases strength 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 0.14 0.12 0.15 0.13 0.14 0.12 0.15 0.13 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Bulking of sand is maximum if moisture content is about 7% 4% 5% 6% 7% 4% 5% 6% ANSWER DOWNLOAD EXAMIANS APP