Concrete Technology and Design of Concrete Structures Modulus of elasticity of steel as per IS : 456-1978 shall be taken as 200kN/mm² 200 kN/cm² 20 kN/cm² 2xl06N/cm² 200kN/mm² 200 kN/cm² 20 kN/cm² 2xl06N/cm² 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 ? creep of concrete 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 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Most common method of prestressing used for factory production is Lee-Macall system Freyssinet system Long line method Magnel-Blaton system Lee-Macall system Freyssinet system Long line method Magnel-Blaton system 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 5% 20% 10% 15% 5% 20% 10% 15% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a ring beam subjected to uniformly distributed loadi) shear force at mid span is zeroii) shear force at mid span is maximumiii) torsion at mid span is zeroiv) torsion at mid span is maximumThe correct answer is (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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 dependent on grade of concrete also 0.45 d 0.40 d 0.35 d dependent on grade of concrete also 0.45 d 0.40 d 0.35 d ANSWER DOWNLOAD EXAMIANS APP