Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends uponi) humidity of atmosphereii) passage of timeiii) stress The correct answer is (i) and (ii) All (i), (ii) and (iii) (ii) and (iii) only (iii) (i) and (ii) All (i), (ii) and (iii) (ii) and (iii) only (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If nominal shear stress tv exceeds the design shear strength of concrete xc, the nominal shear reinforcement as per IS : 456-1978 shall be provided for carrying a shear stress equal to xc xv Tv + Tc xc xv Tv + Tc ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Workability of concrete is directly proportional to Grading of the aggregate Aggregate cement ratio Time of transit All of above Grading of the aggregate Aggregate cement ratio Time of transit All of above ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures To determine the modulus of rupture, the size of test specimen used is 100 x100 x500 mm 150 x150 x700 mm 100 x100 x700 mm 150 x150 x500 mm 100 x100 x500 mm 150 x150 x700 mm 100 x100 x700 mm 150 x150 x500 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Diagonal tension in a beam Increases below the neutral axis and decreases above the neutral axis Remains same Decreases below the neutral axis and increases above the neutral axis Is maximum at neutral axis Increases below the neutral axis and decreases above the neutral axis Remains same 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 The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The correct answer is (i) and (iii) (ii) and (iv) (i)and(iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i)and(iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP