Concrete Technology and Design of Concrete Structures Select the incorrect statement... The loss of prestress is more in pre-tensioning system than in post-tensioning system. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system None of these Pretensioning system has greater certainty about its durability. The loss of prestress is more in pre-tensioning system than in post-tensioning system. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system None of these Pretensioning system has greater certainty about its durability. 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) (ii) and (iv) (i)and(iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i)and(iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum diameter of longitudinal bars in a column is 16 mm 6 mm 8 mm 12 mm 16 mm 6 mm 8 mm 12 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To impart initial compressive stress in concrete All of these To provide adequate bond stress To resist tensile stresses To impart initial compressive stress in concrete All of these To provide adequate bond stress To resist tensile stresses ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Select the correct statement for Elastic modulus of high tensile steel is more than that of mild steel Carbon percentage in high carbon steel is less than that in mild steel Elastic modulus of high tensile steel is nearly the same as that of mild steel High tensile steel is cheaper than mild steel Elastic modulus of high tensile steel is more than that of mild steel Carbon percentage in high carbon steel is less than that in mild steel Elastic modulus of high tensile steel is nearly the same as that of mild steel High tensile steel is cheaper than mild steel ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If a beam fails in bond, then its bond strength can be increased most economi-cally by providing vertical stirrups using thicker bars but less in number increasing the depth of beam using thinner bars but more in number providing vertical stirrups using thicker bars but less in number increasing the depth of beam using thinner bars but more in number ANSWER DOWNLOAD EXAMIANS APP