Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called air entraining agents retarders workability admixtures accelerators air entraining agents retarders workability admixtures accelerators ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? loss due to friction shrinkage of concrete creep of concrete elastic shortening of concrete loss due to friction shrinkage of concrete creep of concrete elastic shortening of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Minimum grade of concrete to be used in reinforced concrete as per IS:456-1978 is M10 M25 M20 M15 M10 M25 M20 M15 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 (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The load factors for live load and dead load are taken respectively as 1.5 and 2.2 2.2 and 2.2 2.2 and 1.5 1.5 and 1.5 1.5 and 2.2 2.2 and 2.2 2.2 and 1.5 1.5 and 1.5 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 32 liters 28 liters 30 liters 34 liters 32 liters 28 liters 30 liters 34 liters ANSWER DOWNLOAD EXAMIANS APP