If p1 and P2 are effective lateral loadings at the bottom and top exerted by a level earth subjected to a superload on the vertical face of height h of a retaining wall, the horizontal pressure p per unit length of the wall, is

If p1 and P2 are effective lateral loadings at the bottom and top exer

1.	If p1 and P2 are effective lateral loadings at the bottom and top exerted by a level earth subjected to a superload on the vertical face of height h of a retaining wall, the horizontal pressure p per unit length of the wall, is
A.	<img src="/_files/images/civil-engineering/rcc-structures-design/83-13-167-1.png">
B.	<img src="/_files/images/civil-engineering/rcc-structures-design/83-13-167-2.png">
C.	<img src="/_files/images/civil-engineering/rcc-structures-design/83-13-167-3.png">
D.	<img src="/_files/images/civil-engineering/rcc-structures-design/83-13-167-4.png">
Answer» D. <img src="/_files/images/civil-engineering/rcc-structures-design/83-13-167-4.png">