Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends uponi) humidity of atmosphereii) passage of timeiii) stressThe correct answer is (ii) and (iii) (i) and (ii) only (iii) All (i), (ii) and (iii) (ii) and (iii) (i) and (ii) only (iii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Poisson’s ratio for concrete decreases with richer mixes None of these increases with richer mixes remains constant decreases with richer mixes None of these increases with richer mixes remains constant ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a cantilever of effective depth of 0.5m, the maximum span to satisfy vertical deflection limit is 3.5 m 5 m 6 m 4 m 3.5 m 5 m 6 m 4 m ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The average permissible stress in bond for plain bars in tension is increased by 10% for bars in compression decreased by 10% for bars in compression increased by 25% for bars in compression decreased by 25% for bars in compression increased by 10% for bars in compression decreased by 10% for bars in compression increased by 25% for bars in compression decreased by 25% for bars in compression ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Cube strength of controlled concrete to be used for pretensioned and post-tensioned work respectively should not be less than 42 MPa and 53 MPa 53 MPa and 42 MPa 42 MPa and 35 MPa 35 MPa and 42 MPa 42 MPa and 53 MPa 53 MPa and 42 MPa 42 MPa and 35 MPa 35 MPa and 42 MPa ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be more than 1 m 750 mm 900 mm 600 mm more than 1 m 750 mm 900 mm 600 mm ANSWER DOWNLOAD EXAMIANS APP