Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To resist tensile stresses To provide adequate bond stress All of these To impart initial compressive stress in concrete To resist tensile stresses To provide adequate bond stress All of these To impart initial compressive stress in concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a continuous slab of 3 m x 3.5 m size, the minimum overall depth of slab to satisfy vertical deflection limits is 50 mm 120 mm 100 mm 75 mm 50 mm 120 mm 100 mm 75 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Diagonal tension in a beam 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 Remains same Decreases below the neutral axis and increases above the neutral axis Increases below the neutral axis and decreases above the neutral axis 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 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 as, only depends on both crst and acbc 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 as, only depends on both crst and acbc ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Select the incorrect statement for ... None of these Lean mixes bleed more as compared to rich ones. Bleeding can be increased by addition of calcium chloride. Bleeding can be minimized by adding pozzuolana finer aggregate. None of these Lean mixes bleed more as compared to rich ones. Bleeding can be increased by addition of calcium chloride. Bleeding can be minimized by adding pozzuolana finer aggregate. ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Stress strain curve of high tensile steel does not show definite yield point but yield point is defined by 0.1% proof stress has a definite yield point does not show definite yield point but yield point is defined by 0.2% proof stress does not show definite yield point but yield point is defined by 2% proof stress, does not show definite yield point but yield point is defined by 0.1% proof stress has a definite yield point does not show definite yield point but yield point is defined by 0.2% proof stress does not show definite yield point but yield point is defined by 2% proof stress, ANSWER DOWNLOAD EXAMIANS APP
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