Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To resist tensile stresses To provide adequate bond stress All of these To impart initial compressive stress in concrete To resist tensile stresses To provide adequate bond stress All of these To impart initial compressive stress in concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a ring beam subjected to uniformly distributed loadi) shear force at mid span is zeroii) shear force at mid span is maximumiii) torsion at mid span is zeroiv) torsion at mid span is maximumThe 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 case of hand mixing of concrete, the extra cement to be added is 10% 5% 20% 15% 10% 5% 20% 15% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For the design of retaining walls, the minimum factor of safety against overturning is taken as 3 2 1.5 2.5 3 2 1.5 2.5 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The strength of concrete after one year as compared to 28 days strength is about 25 to 50% more 10 to 15% more 15 to 20% more 20 to 25% more 25 to 50% more 10 to 15% more 15 to 20% more 20 to 25% more ANSWER DOWNLOAD EXAMIANS APP
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 60 mm 45mm 50 mm 40 mm 60 mm 45mm 50 mm ANSWER DOWNLOAD EXAMIANS APP
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