Concrete Technology and Design of Concrete Structures Modulus of elasticity of steel as per IS : 456-1978 shall be taken as 2xl06N/cm² 20 kN/cm² 200 kN/cm² 200kN/mm² 2xl06N/cm² 20 kN/cm² 200 kN/cm² 200kN/mm² 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 ? elastic shortening of concrete loss due to friction shrinkage of concrete creep of concrete elastic shortening of concrete loss due to friction shrinkage of concrete creep of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reinforcement in the toe of a T- shaped R C. retaining wall is provided on i) top face parallel to the wall ii) top face perpendicular to the wall iii) bottom face paralleUo the wall iv) bottom face perpendicular to the wall The correct answer is only (ii) is correct (iii) and (iv) are correct (i) and (ii) are correct only (iv) is correct only (ii) is correct (iii) and (iv) are correct (i) and (ii) are correct only (iv) is correct ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 10 % 15% 5% 20% 10 % 15% 5% 20% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following has high tensile strength ? 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 cold drawn wires plain hot rolled wires ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures A continuous beam is deemed to be a deep beam when the ratio of effective span to overall depth (1/D) is less than 4.5 5.5 3.5 2.5 4.5 5.5 3.5 2.5 ANSWER DOWNLOAD EXAMIANS APP