Question

When the ground is horizontal, \(α=\frac{π}{2}\) in constant K. What will be the radial stress σᵣ due to inclined line load at the horizontal ground surface?

a.

\(σ_r=\frac{Q cos⁡θ}{r}\)

b.

\(σ_r=\frac{2Q cos(θ-β)}{πr}\)

c.

\(σ_r=\frac{Q sin⁡θ}{r}\)

d.

\(σ_r=\frac{2Q sin⁡θ}{r}\)

Answer: (b).\(σ_r=\frac{2Q cos(θ-β)}{πr}\)

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Q. When the ground is horizontal, \(α=\frac{π}{2}\) in constant K. What will be the radial stress σᵣ due to inclined line load at the horizontal ground surface?

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