RCC Structures Design
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_____.
- A. 20 cm
- B. 25 cm
- C. 30 cm
- D. 35 cm