Concrete Technology and Design of Concrete Structures In a spherical dome the hoop stress due to a concentrated load at crown is zero tensile everywhere partly compressive and partly tensile compressive everywhere zero tensile everywhere partly compressive and partly tensile compressive everywhere 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 is always less than 1 can be less than 1 is always greater than 1 can be more than 1 is always less than 1 can be less than 1 is always greater than 1 can be more than 1 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In order to obtain the best workability of concrete, the preferred shape of aggregate is rounded angular elongated All of these rounded angular elongated All of these ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The percentage of voids in cement is approximately 60% 70% 40% 50% 60% 70% 40% 50% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called retarders workability admixtures air entraining agents accelerators retarders workability admixtures air entraining agents accelerators ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum percentage reinforcement in case of slabs is limited to 2 8 4 9 2 8 4 9 ANSWER DOWNLOAD EXAMIANS APP