If P kg/m² is the upward pressure on the slab of a plain concrete footing whose projection on either side of the wall is a cm, the depth of foundation D is given by

If P kg/m² is the upward pressure on the slab of a plain concrete foo

1.	If P kg/m² is the upward pressure on the slab of a plain concrete footing whose projection on either side of the wall is a cm, the depth of foundation D is given by
A.	= 0.00775 aP
B.	= 0.0775 aP
C.	= 0.07775 aP
D.	= 0.775 Pa
Answer» B. = 0.0775 aP

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