For a cohesive backfill with surcharge q, when at depth z₀, pₐ=0, then the depth z₀ is ___________ Options: A . &nbsp\(z_0=\frac{q-2c cot⁡α}{γ} \) B . &nbsp\(z_0=\frac{2c tan⁡α}{γ}-\frac{q}{γ} \) C . &nbsp\(z_0=\frac{2 cot⁡α}{γ}+\frac{q}{γ} \) D . &nbsp\(z_0=\frac{cot⁡α}{γ}-\frac{q}{γ} \)

For a cohesive backfill with surcharge q, when at depth z₀, pₐ=0, then the d

Question - For a cohesive backfill with surcharge q, when at depth z₀, pₐ=0, then the depth z₀ is ___________

Options:

A . \(z_0=\frac{q-2c cot⁡α}{γ} \)

B . \(z_0=\frac{2c tan⁡α}{γ}-\frac{q}{γ} \)

C . \(z_0=\frac{2 cot⁡α}{γ}+\frac{q}{γ} \)

D . \(z_0=\frac{cot⁡α}{γ}-\frac{q}{γ} \)

Answer: Option B
Answer: (b).\(z_0=\frac{2c tan⁡α}{γ}-\frac{q}{γ} \)

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