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 25 to 50% more 15 to 20% more 10 to 15% more 20 to 25% more 25 to 50% more 15 to 20% more 10 to 15% more ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Finer grinding of cement affects only the early development of strength does not affect the strength affects only the ultimate strength both (a) and (b) affects only the early development of strength does not affect the strength affects only the ultimate strength both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Examine the following statements :i) Factor of safety for steel should be based on its yield stress,ii) Factor of safety for steel should be based on its ultimate stress,iii) Factor of safety for concrete should be based on its yield stress,iv) Factor of safety for concrete should be based on its ultimate stress.The correct statements are (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (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 xv xc Tv + Tc xv xc Tv + Tc ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The load carrying capacity of a helically reinforced column as compared to that of a tied column is about 10% less 10% more 5% more 5% less 10% less 10% more 5% more 5% less ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse) 0.416 xu 0.573 xu 0.367 xu 0.446 xu 0.416 xu 0.573 xu 0.367 xu 0.446 xu ANSWER DOWNLOAD EXAMIANS APP