The stresses developed in concrete and steel in reinforced concrete beam 25 cm width and 70 cm effective depth, are 62.5 kg/cm2 and 250 kg/cm2 respectively. If m = 15, the depth of its neutral axis is
Options
A. 20 cm
B. 25 cm
C. 30 cm
D. 35 cm
E. 40 cm
Correct Answer
30 cm
RCC Structures Design problems
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1. The angle of repose of a soil is the maximum angle which the outer face of the soil mass makes
Options
A. with the horizontal
B. with the vertical
C. with the perpendicular to. the inclined plane of the soil
3. If the maximum dip of a parabolic tendon carrying tension P is h and the effective length of the prestressed beam is L, the upward uniform pressure will be
8. If l1 and l2 are the lengths of long and short spans of a two way slab simply supported on four edges and carrying a load w per unit area, the ratio of the loads split into w1 and w2 acting on strips parallel to l2 and l1 is
