MCQOPTIONS
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| 1. |
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. |
| 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» C. pa=Ka2 γH1+γw H2 | |