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 can be less than 1 is always greater than 1 is always less than 1 can be more than 1 can be less than 1 is always greater than 1 is always less than 1 can be more than 1 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In prestressed concrete 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 compressions remain unchanged but lever arm changes with the moment forces of tension and compression change but lever arm remains unchanged 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 compressions remain unchanged but lever arm changes with the moment forces of tension and compression change but lever arm remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Finer grinding of cement both (a) and (b) does not affect the strength affects only the early development of strength affects only the ultimate strength both (a) and (b) does not affect the strength affects only the early development of strength affects only the ultimate strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS : 456- 1978, minimum slenderness ratio for a short column is less than 18 more than 24 between 18 and 24 less than 12 less than 18 more than 24 between 18 and 24 less than 12 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If the size of panel in a flat slab is 6m x 6m, then as per Indian Standard Code, the widths of column strip and middle strip are 3.0 m and 1.5 m 1.5 m and 3.0 m 1.5 m and 1.5 m 3.0 m and 3.0 m 3.0 m and 1.5 m 1.5 m and 3.0 m 1.5 m and 1.5 m 3.0 m and 3.0 m ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In case of hand mixing of concrete, the extra cement to be added is 20% 10% 15% 5% 20% 10% 15% 5% ANSWER DOWNLOAD EXAMIANS APP