Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To impart initial compressive stress in concrete All of these To provide adequate bond stress To resist tensile stresses To impart initial compressive stress in concrete All of these To provide adequate bond stress To resist tensile stresses ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum distance between expansion joints in structures as per IS : 456 – 1978 is 30 m 20 m 60 m 45 m 30 m 20 m 60 m 45 m 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 zero tensile compressive tensile or compressive zero tensile compressive tensile or compressive ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Diagonal tension in a beam Remains same Increases below the neutral axis and decreases above the neutral axis Is maximum at neutral axis Decreases below the neutral axis and increases above the neutral axis Remains same Increases below the neutral axis and decreases above the neutral axis Is maximum at neutral axis Decreases below the neutral axis and increases above the neutral axis ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a reinforced concrete section, the shape of shear stress diagram is wholly rectangular wholly parabolic rectangular above neutral axis and parabolic below neutral axis parabolic above neutral axis and rectangular below neutral axis wholly rectangular wholly parabolic rectangular above neutral axis and parabolic below neutral axis parabolic above neutral axis and rectangular below neutral axis ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory is always greater than 1 can be more than 1 can be less than 1 is always less than 1 is always greater than 1 can be more than 1 can be less than 1 is always less than 1 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS