Concrete Technology and Design of Concrete Structures Increase in the moisture content in concrete All of these does not change the strength increases the strength reduces the strength All of these does not change the strength increases the strength reduces the strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum cover in a slab should neither be less than the diameter of bar nor less than 10 mm 20 mm 30 mm 15 mm 10 mm 20 mm 30 mm 15 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The recommended value of modular ratio for reinforced brick work is 40 99 88 35 40 99 88 35 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum distance between expansion joints in structures as per IS : 456 – 1978 is 30 m 60 m 20 m 45 m 30 m 60 m 20 m 45 m ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called retarders air entraining agents accelerators workability admixtures retarders air entraining agents accelerators workability admixtures ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The percentage of voids in cement is approximately 50% 70% 60% 40% 50% 70% 60% 40% ANSWER DOWNLOAD EXAMIANS APP