Concrete Technology and Design of Concrete Structures For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than 40 mm 50 mm 45mm 60 mm 40 mm 50 mm 45mm 60 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone shear stress compressive stress tensile stress bond stress shear stress compressive stress tensile stress bond stress ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Increase in the moisture content in concrete increases the strength does not change the strength All of these reduces the strength increases the strength does not change the strength All of these reduces the strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The effect of adding calcium chloride in concrete isi) to increase shrinkageii) to decrease shrinkageiii) to increase setting timeiv) to decrease setting timeThe correct answer is (ii) and (iii) (i) and (iii) (ii) and (iv) (i)and(iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i)and(iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Due to shrinkage stresses, a simply supported beam having reinforcement only at bottom tends to Deflect downward Deflect downward or upward None of these Deflect upward Deflect downward Deflect downward or upward None of these Deflect upward ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to Whitney’s theory, ultimate strain of concrete is assumed to be 0.3% 0.4% 0.5% 0.6% 0.3% 0.4% 0.5% 0.6% ANSWER DOWNLOAD EXAMIANS APP
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