Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called workability admixtures retarders air entraining agents accelerators workability admixtures retarders air entraining agents accelerators ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In case of hand mixing of concrete, the extra cement to be added is 20% 10% 15% 5% 20% 10% 15% 5% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For the design of retaining walls, the minimum factor of safety against overturning is taken as 2 2.5 3 1.5 2 2.5 3 1.5 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Due to circumferential action of the spiral in a spirally reinforced column Capacity of column is decreased Ductility of column reduces Both the capacity of column and ductility of column increase Capacity of column is decreased but ductility of column increases Capacity of column is decreased Ductility of column reduces Both the capacity of column and ductility of column increase Capacity of column is decreased but ductility of column increases ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be 0.85 - 0.92 Above 0.92 0.75 - 0.80 0.75 - 0.80 0.85 - 0.92 Above 0.92 0.75 - 0.80 0.75 - 0.80 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following has high tensile strength ? cold drawn wires plain hot rolled wires heat treated rolled wires all have same tensile strength cold drawn wires plain hot rolled wires heat treated rolled wires all have same tensile strength ANSWER DOWNLOAD EXAMIANS APP
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