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
Concrete Technology and Design of Concrete Structures The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The correct answer is (ii) and (iii) (ii) and (iv) (i) and (iii) (i)and(iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i)and(iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends uponi) humidity of atmosphereii) passage of timeiii) stress The correct answer is only (iii) (i) and (ii) (ii) and (iii) All (i), (ii) and (iii) only (iii) (i) and (ii) (ii) and (iii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If the storey height is equal to length of RCC wall, the percentage increase in strength is 30 10 20 30 10 20 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 5% 10 % 20% 15% 5% 10 % 20% 15% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The slab is designed as one way if the ratio of long span to short span is between 1.5 and 2 greater than 2 less than 1 between 1 and 1.5 between 1.5 and 2 greater than 2 less than 1 between 1 and 1.5 ANSWER DOWNLOAD EXAMIANS APP