Concrete Technology and Design of Concrete Structures The individual variation between test strength of sample should not be more than ±5% of average ± 10% of average ±20% of average ± 15% of average ±5% of average ± 10% of average ±20% of average ± 15% of average ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a ring beam subjected to uniformly distributed loadi) shear force at mid span is zeroii) shear force at mid span is maximumiii) torsion at mid span is zeroiv) torsion at mid span is maximumThe correct answer is (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) 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 tensile everywhere partly compressive and partly tensile zero compressive everywhere tensile everywhere partly compressive and partly tensile zero compressive everywhere ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Examine the following statements :i) Factor of safety for steel should be based on its yield stress,ii) Factor of safety for steel should be based on its ultimate stress,iii) Factor of safety for concrete should be based on its yield stress,iv) Factor of safety for concrete should be based on its ultimate stress.The correct statements are (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) 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 ? loss due to friction elastic shortening of concrete shrinkage of concrete creep of concrete loss due to friction elastic shortening of concrete shrinkage of concrete creep of concrete 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