Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends upon i) humidity of atmosphere ii) passage of time iii) stress The correct answer is (i) and (ii) All (i), (ii) and (iii) only (iii) (ii) and (iii) (i) and (ii) All (i), (ii) and (iii) only (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Modulus of elasticity of steel as per IS : 456-1978 shall be taken as 2xl06N/cm² 200kN/mm² 200 kN/cm² 20 kN/cm² 2xl06N/cm² 200kN/mm² 200 kN/cm² 20 kN/cm² ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum distance between expansion joints in structures as per IS : 456 – 1978 is 45 m 30 m 60 m 20 m 45 m 30 m 60 m 20 m ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Select the incorrect statement... None of these Pretensioning system has greater certainty about its durability. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system The loss of prestress is more in pre-tensioning system than in post-tensioning system. None of these Pretensioning system has greater certainty about its durability. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system The loss of prestress is more in pre-tensioning system than in post-tensioning system. ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The strength of concrete after one year as compared to 28 days strength is about 20 to 25% more 15 to 20% more 10 to 15% more 25 to 50% more 20 to 25% more 15 to 20% more 10 to 15% more 25 to 50% more 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 2% proof stress, does not show definite yield point but yield point is defined by 0.2% proof stress has a definite yield point does not show definite yield point but yield point is defined by 0.1% 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 0.2% proof stress has a definite yield point does not show definite yield point but yield point is defined by 0.1% proof stress ANSWER DOWNLOAD EXAMIANS APP