Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To impart initial compressive stress in concrete To resist tensile stresses All of these To provide adequate bond stress To impart initial compressive stress in concrete To resist tensile stresses All of these To provide adequate bond stress ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Diagonal tension in a beam Remains same Decreases below the neutral axis and increases above the neutral axis Increases below the neutral axis and decreases above the neutral axis Is maximum at neutral axis Remains same Decreases below the neutral axis and increases above the neutral axis Increases below the neutral axis and decreases above the neutral axis Is maximum at neutral axis ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Examine the following statements :i) Factor of safety for steel should be based on its yield stress,ii) Factor of safety for steel should be based on its ultimate stress,iii) Factor of safety for concrete should be based on its yield stress,iv) Factor of safety for concrete should be based on its ultimate stress.The correct statements are (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The permissible diagonal tensile stress in reinforced brick work is about 0.1 N/mm² about 1.0 N/mm² zero 0.3 N/mm² to 0.7 N/mm² about 0.1 N/mm² about 1.0 N/mm² zero 0.3 N/mm² to 0.7 N/mm² ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a spherical dome subjected to concentrated load at crown or uniformly distributed load, the meridional force is always tensile or compressive tensile compressive zero tensile or compressive tensile compressive zero ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In reinforced concrete footing on soil, the minimum thickness at edge should not be less than 200 mm 100 mm 150 mm 250 mm 200 mm 100 mm 150 mm 250 mm ANSWER DOWNLOAD EXAMIANS APP