If p1 is the vertical intensity of pressure at a depth h on a block of earth weighing w per unit volume and the angle of repose φ, the lateral intensity of pressure p2 is

If p1 is the vertical intensity of pressure at a depth h on a block of

1.	If p1 is the vertical intensity of pressure at a depth h on a block of earth weighing w per unit volume and the angle of repose φ, the lateral intensity of pressure p2 is
A.	h (1 - cos φ)/(1 + sin φ)
B.	h (1 - sin φ)/(1 + sin φ)
C.	h (1 - tan φ)/(1 + tan φ)
D.	(1 - cos φ)/h (1 + sin φ)
Answer» C. h (1 - tan φ)/(1 + tan φ)

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If p1 is the vertical intensity of pressure at a depth h on a block of earth weighing w per unit volume and the angle of repose φ, the lateral intensity of pressure p2 is

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