Concrete Technology and Design of Concrete Structures The percentage of voids in cement is approximately 50% 70% 40% 60% 50% 70% 40% 60% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively compressive and tensile both compressive both tensile tensile and compressive compressive and tensile both compressive both tensile tensile and compressive ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Workability of concrete is inversely proportional to size of aggregate time of transit vater-cement ratio the air in the mix size of aggregate time of transit vater-cement ratio the air in the mix ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a spherical dome the hoop stress due to a concentrated load at crown is partly compressive and partly tensile compressive everywhere zero tensile everywhere partly compressive and partly tensile compressive everywhere zero tensile everywhere ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a counterfort retaining wall, the main reinforcement is provided on thei) bottom face in front counterfortii) inclined face in front counterfortiii) bottom face in back counterfortiv) inclined face in back counterEortThe correct answer is (i) and (iv) (ii) and (iii) (i) and (ii), (iii) and (iv) (i) and (iv) (ii) and (iii) (i) and (ii), (iii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The strength of concrete after one year as compared to 28 days strength is about 25 to 50% more 20 to 25% more 10 to 15% more 15 to 20% more 25 to 50% more 20 to 25% more 10 to 15% more 15 to 20% more ANSWER DOWNLOAD EXAMIANS APP