When the surcharge angle β is reduced to zero, then the coefficient o – McqOptions

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1.	When the surcharge angle β is reduced to zero, then the coefficient of passive earth pressure is ______
A.	1
B.	\(\frac{1-sinφ}{1+sinφ} \)
C.	\(\frac{1+sinφ}{1-sinφ} \)
D.	0
Answer» D. 0

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