Concrete Technology and Design of Concrete Structures The strength of concrete after one year as compared to 28 days strength is about 20 to 25% more 15 to 20% more 25 to 50% more 10 to 15% more 20 to 25% more 15 to 20% more 25 to 50% more 10 to 15% more ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends uponi) humidity of atmosphereii) passage of timeiii) stressThe correct answer is (i) and (ii) only (iii) All (i), (ii) and (iii) (ii) and (iii) (i) and (ii) only (iii) All (i), (ii) and (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Ultimate strength of cold drawn high steel wires None of these does not depend on diameter of bar decreases with increase in diameter of bar increases with increase in diameter of bar None of these does not depend on diameter of bar decreases with increase in diameter of bar increases with increase in diameter of bar ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Most common method of prestressing used for factory production is Magnel-Blaton system Lee-Macall system Long line method Freyssinet system Magnel-Blaton system Lee-Macall system Long line method Freyssinet system ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Diagonal tension in a beam Remains same Increases below the neutral axis and decreases above the neutral axis Decreases below the neutral axis and increases above the neutral axis Is maximum at neutral axis Remains same Increases below the neutral axis and decreases above the neutral axis Decreases below the neutral axis and increases above the neutral axis Is maximum at neutral axis ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a continuous slab of 3 m x 3.5 m size, the minimum overall depth of slab to satisfy vertical deflection limits is 50 mm 75 mm 100 mm 120 mm 50 mm 75 mm 100 mm 120 mm ANSWER DOWNLOAD EXAMIANS APP