Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To provide adequate bond stress To resist tensile stresses All of these To impart initial compressive stress in concrete To provide adequate bond stress To resist tensile stresses All of these To impart initial compressive stress in concrete 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 more than 24 between 18 and 24 less than 12 less than 18 more than 24 between 18 and 24 less than 12 less than 18 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The effect of creep on modular ratio is to keep it unchanged to increase it to decrease it either to decrease or to increase it to keep it unchanged to increase it to decrease it either to decrease or to increase it 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 1.5 m 3.0 m and 3.0 m 1.5 m and 3.0 m 3.0 m and 1.5 m 1.5 m and 1.5 m 3.0 m and 3.0 m 1.5 m and 3.0 m ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If the depth of neutral axis for a singly reinforced rectangular section is represented by kd in working stress design, then the value of k for balanced section depends on as, only depends on aCbC only depends on both crst and acbc is independant of both ast and acbc where d is the effective depth, ast is per-missible stress in steel in tension and ocbc is permissible stress in concrete in bending compression. depends on as, only depends on aCbC only depends on both crst and acbc is independant of both ast and acbc where d is the effective depth, ast is per-missible stress in steel in tension and ocbc is permissible stress in concrete in bending compression. ANSWER DOWNLOAD EXAMIANS APP
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