A Right Triangle Is Submerged Vertically with One Side at the Surface

question 165

Multiple Choice

A right triangle is submerged vertically with one side at the surface in a liquid of density $\rho$ . The triangle has a leg that is 9 m long located at the surface and a leg 9 m long straight down. Find the force exerted on the triangular surface, in terms of the density. Neglect the effect of the atmosphere above the liquid.

• A) 243 \(\rho\)N
• B) 364.5 \(\rho\)N
• C) 121.5 \(\rho\)N
• D) 91.12 \(\rho\)N
• E) 20.25 \(\rho\)N

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