Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? loss due to friction creep of concrete elastic shortening of concrete shrinkage of concrete loss due to friction creep of concrete elastic shortening of concrete shrinkage of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures To determine the modulus of rupture, the size of test specimen used is 150 x150 x500 mm 100 x100 x700 mm 100 x100 x500 mm 150 x150 x700 mm 150 x150 x500 mm 100 x100 x700 mm 100 x100 x500 mm 150 x150 x700 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to Whitney’s theory, ultimate strain of concrete is assumed to be 0.5% 0.6% 0.3% 0.4% 0.5% 0.6% 0.3% 0.4% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be 0.85 - 0.92 0.75 - 0.80 0.75 - 0.80 Above 0.92 0.85 - 0.92 0.75 - 0.80 0.75 - 0.80 Above 0.92 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Ratio of permissible stress in direct compression and bending compression is greater than 2 less than 1 between 1 and 1.5 between 1.5 and 2.0 greater than 2 less than 1 between 1 and 1.5 between 1.5 and 2.0 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Diagonal tension in a beam 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 Remains same ANSWER DOWNLOAD EXAMIANS APP
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