Concrete Technology and Design of Concrete Structures Poisson’s ratio for concrete None of these increases with richer mixes decreases with richer mixes remains constant None of these increases with richer mixes decreases with richer mixes remains constant 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 Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? shrinkage of concrete loss due to friction elastic shortening of concrete creep of concrete shrinkage of concrete loss due to friction elastic shortening of concrete creep of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures When shear stress exceeds the permissible limit in a slab, then it is reduced by Increasing the depth Using high strength steel Providing shear reinforcement Using thinner bars but more in number Increasing the depth Using high strength steel Providing shear reinforcement Using thinner bars but more in number ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Stress strain curve of high tensile steel does not show definite yield point but yield point is defined by 0.1% proof stress does not show definite yield point but yield point is defined by 0.2% proof stress does not show definite yield point but yield point is defined by 2% proof stress, has a definite yield point does not show definite yield point but yield point is defined by 0.1% proof stress does not show definite yield point but yield point is defined by 0.2% proof stress does not show definite yield point but yield point is defined by 2% proof stress, has a definite yield point ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone bond stress compressive stress tensile stress shear stress bond stress compressive stress tensile stress shear stress ANSWER DOWNLOAD EXAMIANS APP
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