Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 15% 20% 5% 10 % 15% 20% 5% 10 % 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 0.13 0.15 0.14 0.12 0.13 0.15 0.14 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The load carrying capacity of a helically reinforced column as compared to that of a tied column is about 10% less 5% less 5% more 10% more 10% less 5% less 5% more 10% more ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be 900 mm more than 1 m 750 mm 600 mm 900 mm more than 1 m 750 mm 600 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called workability admixtures retarders air entraining agents accelerators workability admixtures retarders air entraining agents accelerators 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 is always greater than 1 is always less than 1 can be more than 1 can be less than 1 is always greater than 1 is always less than 1 can be more than 1 ANSWER DOWNLOAD EXAMIANS APP