Concrete Technology and Design of Concrete Structures If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be 0.45 d dependent on grade of concrete also 0.40 d 0.35 d 0.45 d dependent on grade of concrete also 0.40 d 0.35 d ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following has high tensile strength ? all have same 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 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Poisson’s ratio for concrete decreases with richer mixes increases with richer mixes remains constant None of these decreases with richer mixes increases with richer mixes remains constant None of these ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Ultimate strength of cold drawn high steel wires does not depend on diameter of bar decreases with increase in diameter of bar increases with increase in diameter of bar None of these does not depend on diameter of bar decreases with increase in diameter of bar increases with increase in diameter of bar None of these 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 (i) and (iii) (i)and(iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i)and(iv) (ii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a cantilever of effective depth of 0.5m, the maximum span to satisfy vertical deflection limit is 4 m 5 m 6 m 3.5 m 4 m 5 m 6 m 3.5 m ANSWER DOWNLOAD EXAMIANS APP