Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? elastic shortening of concrete loss due to friction creep of concrete shrinkage of concrete elastic shortening of concrete loss due to friction creep of concrete shrinkage of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Ratio of permissible stress in direct compression and bending compression is less than 1 between 1 and 1.5 greater than 2 between 1.5 and 2.0 less than 1 between 1 and 1.5 greater than 2 between 1.5 and 2.0 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The ratio of the diameter of reinforcing bars and the slab thickness is 1/8 1/5 1/4 1/6 1/8 1/5 1/4 1/6 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS : 456- 1978, minimum slenderness ratio for a short column is between 18 and 24 less than 12 more than 24 less than 18 between 18 and 24 less than 12 more than 24 less than 18 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 600 mm more than 1 m 750 mm 900 mm 600 mm more than 1 m 750 mm 900 mm 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