1.

What is the correct expression of equivalent liquid unit weight?

A. ϒeq.tan2 [45 – Φ/2]
B. ϒeq.tan2 [45 + Φ/2]
C. ϒeq.tan [45 – Φ/2]
D. ϒeq.tan [45 + Φ/2]
Answer» B. ϒeq.tan2 [45 + Φ/2]


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