Concrete Technology and Design of Concrete Structures The design yield stress of steel according to IS: 456-1978 is (where fy is the characteristic yield strength of steel) 0.37 fy 0.87 fy 0.67 fy 0.57 fy 0.37 fy 0.87 fy 0.67 fy 0.57 fy ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Finer grinding of cement does not affect the strength affects only the ultimate strength affects only the early development of strength both (a) and (b) does not affect the strength affects only the ultimate strength affects only the early development of strength both (a) and (b) 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 oni) top face parallel to the wallii) top face perpendicular to the walliii) bottom face paralleUo the walliv) bottom face perpendicular to the wallThe correct answer is (iii) and (iv) are correct only (ii) is correct (i) and (ii) are correct only (iv) is correct (iii) and (iv) are correct only (ii) is correct (i) and (ii) are correct only (iv) is correct 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 maximum The correct answer is (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is All of these To impart initial compressive stress in concrete To provide adequate bond stress To resist tensile stresses All of these To impart initial compressive stress in concrete To provide adequate bond stress To resist tensile stresses ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a reinforced concrete section, the shape of shear stress diagram is wholly rectangular parabolic above neutral axis and rectangular below neutral axis rectangular above neutral axis and parabolic below neutral axis wholly parabolic wholly rectangular parabolic above neutral axis and rectangular below neutral axis rectangular above neutral axis and parabolic below neutral axis wholly parabolic ANSWER DOWNLOAD EXAMIANS APP