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 Maximum quantity of water needed per 50 kg of cement for M 15 grade of concrete is 30 liters 28 liters 32 liters 34 liters 30 liters 28 liters 32 liters 34 liters ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a ring beam subjected to uniformly distributed load i) shear force at mid span is zero ii) shear force at mid span is maximum iii) torsion at mid span is zero iv) torsion at mid span is maximum The correct answer is (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called air entraining agents workability admixtures accelerators retarders air entraining agents workability admixtures accelerators retarders ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In working stress design, permissible bond stress in the case of deformed bars is more than that in plain bars by 40% 50% 70 % 60% 40% 50% 70 % 60% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Poisson’s ratio for concrete remains constant increases with richer mixes None of these decreases with richer mixes remains constant increases with richer mixes None of these decreases with richer mixes ANSWER DOWNLOAD EXAMIANS APP
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