Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is 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 To provide adequate bond stress To resist tensile stresses 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 60 mm 45mm 50 mm 40 mm 60 mm 45mm 50 mm 40 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Increase in the moisture content in concrete does not change the strength All of these reduces the strength increases the strength does not change the strength All of these reduces the strength increases the strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The individual variation between test strength of sample should not be more than ± 15% of average ±20% of average ±5% of average ± 10% of average ± 15% of average ±20% of average ±5% of average ± 10% of average ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In counterfort type retaining walls i) the vertical slab is designed as a continuous slab ii) the heel slab is designed as a continuous slab iii) the vertical slab is designed as a cantilever iv) the heel slab is designed as a cantilever The correct answer is (i) and (iv) (i) and (ii) (iii) and (iv) (ii) and (iii) (i) and (iv) (i) and (ii) (iii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Critical section for shear in case of flat slabs is at a distance of d/2 from periphery of column/capital/ drop panel at the drop panel of slab effective depth of slab from periphery of column/drop panel at the periphery of column d/2 from periphery of column/capital/ drop panel at the drop panel of slab effective depth of slab from periphery of column/drop panel at the periphery of column ANSWER DOWNLOAD EXAMIANS APP