Concrete Technology and Design of Concrete Structures Most common method of prestressing used for factory production is Long line method Freyssinet system Lee-Macall system Magnel-Blaton system Long line method Freyssinet system Lee-Macall system Magnel-Blaton system ANSWER DOWNLOAD EXAMIANS APP
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 35 MPa 42 MPa and 53 MPa 35 MPa and 42 MPa 53 MPa and 42 MPa 42 MPa and 35 MPa 42 MPa and 53 MPa 35 MPa and 42 MPa ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Bulking of sand is maximum if moisture content is about 4% 6% 5% 7% 4% 6% 5% 7% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum cover to the ties or spirals should not be less than 20 mm 25 mm 15 mm 50mm 20 mm 25 mm 15 mm 50mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Diagonal tension in a beam Remains same Is maximum at neutral axis Decreases below the neutral axis and increases above the neutral axis Increases below the neutral axis and decreases above the neutral axis Remains same Is maximum at neutral axis Decreases below the neutral axis and increases above the neutral axis Increases below the neutral axis and decreases above the neutral axis ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If the storey height is equal to length of RCC wall, the percentage increase in strength is 10 20 30 10 20 30 ANSWER DOWNLOAD EXAMIANS APP