Question

The principal stress relationship on a failure plane is given by _______

a.

σ₁=σ₃ tan² α

b.

σ₁=2c tan⁡α-σ₃ tan² α

c.

σ₁=2c tan⁡α+σ₃

d.

σ₁=2c tan⁡α+σ₃ tan² α

Posted under Foundation Engineering

Answer: (d).σ₁=2c tan⁡α+σ₃ tan² α

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Q. The principal stress relationship on a failure plane is given by _______

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