Mathematics · Reinforced Concrete Structures
Determine the depth of the neutral axis for a rectangular beam section with width b = 250 mm, effective depth d = 460 mm, reinforced with 3 bars of 20 mm diameter. Assume fck = 25 MPa and fy = 415 MPa.
- 1210.2 mm
- 2150.3 mm✓
- 390.0 mm
- 4120.5 mm
Correct answer
150.3 mm
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