Concrete Technology and Design of Concrete Structures Most common method of prestressing used for factory production is Freyssinet system Long line method Magnel-Blaton system Lee-Macall system Freyssinet system Long line method Magnel-Blaton system Lee-Macall system ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS: 456-1978, the maximum reinforcement in a column is 2 % 4% 6 % 8 % 2 % 4% 6 % 8 % ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In order to obtain the best workability of concrete, the preferred shape of aggregate is All of these angular elongated rounded All of these angular elongated rounded 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 15 to 20% more 10 to 15% more 20 to 25% more 25 to 50% more 15 to 20% more 10 to 15% more 20 to 25% more 25 to 50% more ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The factor of safety for steel is lower than that for concrete steel is higher than that for concrete steel and concrete are same None of these steel is lower than that for concrete steel is higher than that for concrete steel and concrete are same None of these ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In prestressed concrete forces of tension and compressions remain unchanged but lever arm changes with the moment both forces of tension and compres-sion as well as lever arm change both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compression change but lever arm remains unchanged forces of tension and compressions remain unchanged but lever arm changes with the moment both forces of tension and compres-sion as well as lever arm change both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compression change but lever arm remains unchanged ANSWER DOWNLOAD EXAMIANS APP