Concrete Technology and Design of Concrete Structures
As compared to ordinary portland cement, high alumina cement has

higher initial and final setting times
higher initial setting time but lower final setting time
lower initial setting time but higher final setting time
lower initial and final setting times

ANSWER DOWNLOAD EXAMIANS APP

Concrete Technology and Design of Concrete Structures
Due to circumferential action of the spiral in a spirally reinforced column

Capacity of column is decreased but ductility of column increases
Ductility of column reduces
Capacity of column is decreased
Both the capacity of column and ductility of column increase

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 aCbC only
depends on as, only
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 both crst and acbc

ANSWER DOWNLOAD EXAMIANS APP