Computer · Soil Mechanics
The A-line in the unified classification system table is used to determine the plasticity index (IP) of a soil sample based on its liquid limit (WL). The equation for the A-line is given as ________.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1IP = 0.73 (WL - 20)✓
- 2IP = 0.73 (40 - WL)
- 3IP = WL - 40
- 4IP = 0.5 (20 - WL)
Correct answer
IP = 0.73 (WL - 20)
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