Q2) Figure (2) shows a vertical rectangular surface that has a width b. Prove that: FR = FR1 + FR2 where Aoil= (h₂h)b = 1 [Yoil (h₁ + h₂) Aoil + Ywater (h₂ + h3)Awater] and Awater = = (h3 -h₂) b h3 h₂ FR₁ Fig. (2) Oil Water

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Q2) Figure (2) shows a vertical rectangular surface that has a width b.
Prove that:
1
FR = FR1 + FR2 [You (h₁ + h₂) Aoil + Ywater (h₂ +h3)Awater]
=
where
Aoil= (h₂h₁)b and Awater = (h3h₂) b
h3
h₂
FRI
Fig. (2)
Oil
Water
Transcribed Image Text:Q2) Figure (2) shows a vertical rectangular surface that has a width b. Prove that: 1 FR = FR1 + FR2 [You (h₁ + h₂) Aoil + Ywater (h₂ +h3)Awater] = where Aoil= (h₂h₁)b and Awater = (h3h₂) b h3 h₂ FRI Fig. (2) Oil Water
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