When the ground is horizontal, \(α=\frac{π}{2}\) in constant K. Wha – McqOptions

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1.	When the ground is horizontal, \(α=\frac{π}{2}\) in constant K. What will be the radial stress σr due to vertical line load?
A.	\(σ_r=\frac{Q cos⁡θ}{r}\)
B.	\(σ_r=\frac{2Q cos⁡θ}{πr}\)
C.	\(σ_r=\frac{Q sin⁡θ}{r}\)
D.	\(σ_r=\frac{2Q sin⁡θ}{r}\)
Answer» C. \(σ_r=\frac{Q sin⁡θ}{r}\)

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