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1. |
If r/z ratio is 2 and load of 20 kN is acting at a point, then the vertical pressure at a depth 6m is ____________ |
A. | 0.4356 kN/m² |
B. | 0.244 kN/m² |
C. | 0.1518 kN/m² |
D. | 4.72*10¯³ kN/m² |
Answer» E. | |