Concrete Technology and Design of Concrete Structures If the depth of actual neutral axis in a beam is more than the depth of critical neutral axis, then the beam is called over-reinforced beam under-reinforced beam None of these balanced beam over-reinforced beam under-reinforced beam None of these balanced beam ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a spherical dome the hoop stress due to a concentrated load at crown is zero compressive everywhere tensile everywhere partly compressive and partly tensile zero compressive everywhere tensile everywhere partly compressive and partly tensile ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is 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 To impart initial compressive stress in concrete To resist tensile stresses 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 is always less than 1 can be less than 1 can be more than 1 is always greater than 1 is always less than 1 can be less than 1 can be more than 1 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases the unit weight strength the effects of temperature variations workability the unit weight strength the effects of temperature variations workability ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum distance between expansion joints in structures as per IS : 456 – 1978 is 60 m 45 m 30 m 20 m 60 m 45 m 30 m 20 m ANSWER DOWNLOAD EXAMIANS APP