Concrete Technology and Design of Concrete Structures Cube strength of controlled concrete to be used for pretensioned and post-tensioned work respectively should not be less than 53 MPa and 42 MPa 42 MPa and 53 MPa 35 MPa and 42 MPa 42 MPa and 35 MPa 53 MPa and 42 MPa 42 MPa and 53 MPa 35 MPa and 42 MPa 42 MPa and 35 MPa 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 To resist tensile stresses To provide adequate bond stress All of these To impart initial compressive stress in concrete To resist tensile stresses To provide adequate bond stress All of these ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a counterfort retaining wall, the main reinforcement is provided on the i) bottom face in front counterfort ii) inclined face in front counterfort iii) bottom face in back counterfort iv) inclined face in back counterEort The correct answer is (i) and (ii), (iii) and (iv) (i) and (iv) (ii) and (iii) (i) and (ii), (iii) and (iv) (i) and (iv) (ii) and (iii) 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 2% proof stress, 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 has a definite yield point does not show definite yield point but yield point is defined by 2% proof stress, 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 has a definite yield point ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS: 456-1978, the maximum reinforcement in a column is 4% 6 % 8 % 2 % 4% 6 % 8 % 2 % ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Prestress loss due to friction occurs None of these only in pretensioned beams only in post-tensioned beams in both post-tensioned and preten-sioned beams None of these only in pretensioned beams only in post-tensioned beams in both post-tensioned and preten-sioned beams ANSWER DOWNLOAD EXAMIANS APP