11. In pre-stressed concrete member, the pre stressing force is: a. increased with time c. remained constant with time. b. decreased with time d. non of these. 12- Cambering of pre-stressing beam helps in reducing: a. bending moments. c. axial forces. b. shear forces. d. deflection values. - The pre-stressed concrete sections are usually flanged sections in order to increase: a. cross sectional area. c. moment of inertia. b. permissible stresses. d. non of these. 14 In pre-stressed concrete member, the pre-stressing force is reduced because of b. relaxation of steel. a. creep of concrete. c. shrinkage of concrete. d. any one of these.
11. In pre-stressed concrete member, the pre stressing force is: a. increased with time c. remained constant with time. b. decreased with time d. non of these. 12- Cambering of pre-stressing beam helps in reducing: a. bending moments. c. axial forces. b. shear forces. d. deflection values. - The pre-stressed concrete sections are usually flanged sections in order to increase: a. cross sectional area. c. moment of inertia. b. permissible stresses. d. non of these. 14 In pre-stressed concrete member, the pre-stressing force is reduced because of b. relaxation of steel. a. creep of concrete. c. shrinkage of concrete. d. any one of these.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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