Computer · Soil Mechanics
If a retaining wall moves away from the backfill, the active earth pressure condition develops. The coefficient of Rankine's active earth pressure (Ka) is given by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11 − sin(φ)
- 21 + sin(φ)
- 31 + sin(φ)1 − sin(φ)
- 41 − sin(φ)1 + sin(φ)✓
Correct answer
1 − sin(φ)1 + sin(φ)
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