Question -
For the different value of φ, the backfill is partly submerged to height H₂ and the backfill is moist to a depth H₁. Find the lateral pressure intensity at the base of wall for φ₁>φ₂.
Options:
A .  pₐ=Kₐ₂ γH₁-Kₐ₂ γ’ H₂+γw H₂
B .  pₐ=Kₐ₂ γH₁+Kₐ₂ γ’ H₂+γw H₂
C .  pₐ=Kₐ₂ γH₁+γw H₂
D .  pₐ=Kₐ₂ γH₁+Kₐ₂ γ’ H₂
Answer: Option B Answer: (b).pₐ=Kₐ₂ γH₁+Kₐ₂ γ’ H₂+γw H₂
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