If s is the shear strength, c and Œ¶ are shear strength parameters, and œÉn is the normal stress at failure, then Coulomb's equation for shear strength of the soil can be represented by

If s is the shear strength, c and Œ¶ are shear strength parameters,

1.	If s is the shear strength, c and Œ¶ are shear strength parameters, and œÉn is the normal stress at failure, then Coulomb's equation for shear strength of the soil can be represented by
A.	c = s + œÉs tan Œ¶
B.	c = s - œÉn tan Œ¶
C.	s = œÉn + c tan Œ¶
D.	s = c - œÉn tan Œ¶
Answer» C. s = œÉn + c tan Œ¶

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If s is the shear strength, c and Œ¶ are shear strength parameters, and œÉn is the normal stress at failure, then Coulomb's equation for shear strength of the soil can be represented by

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