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 60 mm 45mm 40 mm 50 mm 60 mm 45mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called accelerators workability admixtures retarders air entraining agents accelerators workability admixtures retarders air entraining agents 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 (iv) (ii) and (iii) (i)and(iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i)and(iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In prestressed concrete forces of tension and compression change but lever arm remains unchanged both forces of tension and compres-sion as well as lever arm change both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compressions remain unchanged but lever arm changes with the moment forces of tension and compression change but lever arm remains unchanged both forces of tension and compres-sion as well as lever arm change both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compressions remain unchanged but lever arm changes with the moment ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Stress strain curve of high tensile steel has a definite yield point does not show definite yield point but yield point is defined by 0.2% proof stress does not show definite yield point but yield point is defined by 2% proof stress, does not show definite yield point but yield point is defined by 0.1% proof stress has a definite yield point does not show definite yield point but yield point is defined by 0.2% proof stress does not show definite yield point but yield point is defined by 2% proof stress, does not show definite yield point but yield point is defined by 0.1% proof stress 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 compressive stress shear stress tensile stress bond stress compressive stress shear stress tensile stress bond stress ANSWER DOWNLOAD EXAMIANS APP
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