Concrete Technology and Design of Concrete Structures Maximum quantity of water needed per 50 kg of cement for M 15 grade of concrete is 28 liters 30 liters 34 liters 32 liters 28 liters 30 liters 34 liters 32 liters ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The load factors for live load and dead load are taken respectively as 2.2 and 1.5 1.5 and 2.2 2.2 and 2.2 1.5 and 1.5 2.2 and 1.5 1.5 and 2.2 2.2 and 2.2 1.5 and 1.5 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The relation between modulus of rupture fcr, splitting strength fcs and direct tensile strength fcl is given by fcr fcr>fcs>fc. fc5>fcr>fC tcr – rcs = tct fcr fcr>fcs>fc. fc5>fcr>fC tcr – rcs = tct ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Prestress loss due to friction occurs None of these in both post-tensioned and preten-sioned beams only in pretensioned beams only in post-tensioned beams None of these in both post-tensioned and preten-sioned beams only in pretensioned beams only in post-tensioned beams ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The maximum value of hoop compression in a dome is given by (where, w = load per unit area of surface of dome R = radius of curvature d = thickness of dome) wR / 4d wR/2d 2wR/d wR/d wR / 4d wR/2d 2wR/d wR/d ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be 0.75 - 0.80 0.85 - 0.92 Above 0.92 0.75 - 0.80 0.75 - 0.80 0.85 - 0.92 Above 0.92 0.75 - 0.80 ANSWER DOWNLOAD EXAMIANS APP