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 under-reinforced beam None of these balanced beam over-reinforced beam under-reinforced beam None of these balanced beam over-reinforced beam ANSWER DOWNLOAD EXAMIANS APP
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 creep of concrete loss due to friction shrinkage of concrete elastic shortening of concrete creep of concrete loss due to friction shrinkage of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If the depth of neutral axis for a singly reinforced rectangular section is represented by kd in working stress design, then the value of k for balanced section depends on as, only is independant of both ast and acbc where d is the effective depth, ast is per-missible stress in steel in tension and ocbc is permissible stress in concrete in bending compression. depends on aCbC only depends on both crst and acbc depends on as, only is independant of both ast and acbc where d is the effective depth, ast is per-missible stress in steel in tension and ocbc is permissible stress in concrete in bending compression. depends on aCbC only depends on both crst and acbc ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The ratio of the diameter of reinforcing bars and the slab thickness is 1/6 1/5 1/8 1/4 1/6 1/5 1/8 1/4 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The fineness modulus of fine aggregate is in the range of 2.0 to 3.5 6.0 to 8.5 3.5 to 5.0 5.0 to 7.0 2.0 to 3.5 6.0 to 8.5 3.5 to 5.0 5.0 to 7.0 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 5% 10 % 20% 15% 5% 10 % 20% 15% ANSWER DOWNLOAD EXAMIANS APP
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