Concrete Technology and Design of Concrete Structures The individual variation between test strength of sample should not be more than ±20% of average ± 15% of average ± 10% of average ±5% of average ±20% of average ± 15% of average ± 10% of average ±5% of average ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum cover to the ties or spirals should not be less than 25 mm 50mm 15 mm 20 mm 25 mm 50mm 15 mm 20 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Minimum pitch of transverse reinforcement in a column is forty-eight times the diameter of transverse reinforcement lesser of the above three values the least lateral dimension of the member sixteen times the smallest diameter of longitudinal reinforcement bar to be tied forty-eight times the diameter of transverse reinforcement lesser of the above three values the least lateral dimension of the member sixteen times the smallest diameter of longitudinal reinforcement bar to be tied ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum cover in a slab should neither be less than the diameter of bar nor less than 30 mm 10 mm 20 mm 15 mm 30 mm 10 mm 20 mm 15 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends upon i) humidity of atmosphere ii) passage of time iii) stress The correct answer is (ii) and (iii) only (iii) (i) and (ii) All (i), (ii) and (iii) (ii) and (iii) only (iii) (i) and (ii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The relation between modulus of rupture fcr, splitting strength fcs and direct tensile strength fcl is given by fcr tcr – rcs = tct fc5>fcr>fC fcr>fcs>fc. fcr tcr – rcs = tct fc5>fcr>fC fcr>fcs>fc. ANSWER DOWNLOAD EXAMIANS APP