Problem 3.33 - Problem 3.33 Given: Data on inclined...

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Problem 3.33 [Difficulty: 3] Given: Data on inclined manometer Find: Angle θ for given data; find sensitivity Solution: Basic equation dp dy ρ g = or, for constant ρ Δ p ρ g Δ h = where Δ h is height difference Under applied pressure Δ pS G Mer ρ g L sin θ () x + = (1) From Table A.1 SG Mer 0.827 = and Δ p = 1 in. of water, or Δ p ρ g h = where h2 5 m m = h 0.025m = Δ p 1000 kg m 3 9.81 × m s 2 0.025 × m Ns 2 kg m × = Δ p 245Pa = The volume of liquid must remain constant, so xA res LA tube = xL A tube A res = L d D 2 = (2) Combining Eqs 1 and 2 Δ G Mer ρ g L sin θ L d D
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This note was uploaded on 10/19/2011 for the course EGN 3353C taught by Professor Lear during the Fall '07 term at University of Florida.

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