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 ± 15% of average ±20% of average ±5% of average ± 10% of average ± 15% of average ±20% of average ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to ISI recommendations, the maximum depth of stress block for balanced section of a beam of effective depth d is 0.68 d 0.85 d 0.43 d 0.55 d 0.68 d 0.85 d 0.43 d 0.55 d ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In reinforced concrete footing on soil, the minimum thickness at edge should not be less than 100 mm 200 mm 250 mm 150 mm 100 mm 200 mm 250 mm 150 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The permissible diagonal tensile stress in reinforced brick work is zero about 0.1 N/mm² about 1.0 N/mm² 0.3 N/mm² to 0.7 N/mm² zero about 0.1 N/mm² about 1.0 N/mm² 0.3 N/mm² to 0.7 N/mm² ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 15% 20% 5% 10 % 15% 20% 5% 10 % ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Most common method of prestressing used for factory production is Magnel-Blaton system Long line method Freyssinet system Lee-Macall system Magnel-Blaton system Long line method Freyssinet system Lee-Macall system ANSWER DOWNLOAD EXAMIANS APP