Concrete Technology and Design of Concrete Structures The individual variation between test strength of sample should not be more than ±5% of average ± 10% of average ±20% of average ± 15% of average ±5% of average ± 10% of average ±20% of average ± 15% of average ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively tensile and compressive both tensile compressive and tensile both compressive tensile and compressive both tensile compressive and tensile both compressive ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be dependent on grade of concrete also 0.40 d 0.45 d 0.35 d dependent on grade of concrete also 0.40 d 0.45 d 0.35 d ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Approximate value of shrinkage strain in concrete, is 3.0E-5 0.0003 0.003 0.03 3.0E-5 0.0003 0.003 0.03 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 15% 5% 10 % 20% 15% 5% 10 % 20% 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 5% more 5% less 10% more 10% less 5% more 5% less 10% more 10% less ANSWER DOWNLOAD EXAMIANS APP