Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends uponi) humidity of atmosphereii) passage of timeiii) stress The correct answer is All (i), (ii) and (iii) (i) and (ii) only (iii) (ii) and (iii) All (i), (ii) and (iii) (i) and (ii) only (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to Whitney’s theory, ultimate strain of concrete is assumed to be 0.6% 0.4% 0.5% 0.3% 0.6% 0.4% 0.5% 0.3% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The diameter of ties in a column should be More than or equal to one fourth of diameter of main bar More than 5 mm but less than one-fourth of diameter of main bar More than 5 mm and also more than one-fourth of diameter of main bar More than or equal to 5 mm More than or equal to one fourth of diameter of main bar More than 5 mm but less than one-fourth of diameter of main bar More than 5 mm and also more than one-fourth of diameter of main bar More than or equal to 5 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a continuous slab of 3 m x 3.5 m size, the minimum overall depth of slab to satisfy vertical deflection limits is 50 mm 75 mm 120 mm 100 mm 50 mm 75 mm 120 mm 100 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Finer grinding of cement both (a) and (b) affects only the ultimate strength does not affect the strength affects only the early development of strength both (a) and (b) affects only the ultimate strength does not affect the strength affects only the early development of strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To provide adequate bond stress To resist tensile stresses All of these To impart initial compressive stress in concrete To provide adequate bond stress To resist tensile stresses All of these To impart initial compressive stress in concrete ANSWER DOWNLOAD EXAMIANS APP