Concrete Technology and Design of Concrete Structures The percentage of voids in cement is approximately 50% 40% 70% 60% 50% 40% 70% 60% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures High carbon content in the steel causes decrease in both tensile strength and ductility increase in tensile strength but decrease in ductility decrease in tensile strength but increase in ductility increase in both tensile strength and ductility decrease in both tensile strength and ductility increase in tensile strength but decrease in ductility decrease in tensile strength but increase in ductility increase in both tensile strength and ductility ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum cover to the ties or spirals should not be less than 15 mm 50mm 25 mm 20 mm 15 mm 50mm 25 mm 20 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 accelerators air entraining agents retarders workability admixtures accelerators air entraining agents retarders ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Increase in the moisture content in concrete increases the strength does not change the strength All of these reduces the strength increases the strength does not change the strength All of these reduces the strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In counterfort type retaining walls i) the vertical slab is designed as a continuous slab ii) the heel slab is designed as a continuous slab iii) the vertical slab is designed as a cantilever iv) the heel slab is designed as a cantilever The correct answer is (ii) and (iii) (i) and (ii) (iii) and (iv) (i) and (iv) (ii) and (iii) (i) and (ii) (iii) and (iv) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP