Active earth pressure per metre length on the retaining wall with a smooth vertical back as shown in the given figure will be

Active earth pressure per metre length on the retaining wall with a sm

1.	Active earth pressure per metre length on the retaining wall with a smooth vertical back as shown in the given figure will be
A.	81 t
B.	27 t
C.	2 t
D.	1 t
Answer» C. 2 t

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Active earth pressure per metre length on the retaining wall with a smooth vertical back as shown in the given figure will be

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