Unformatted text preview: ⎠ 2 L ⋅ = Therefore: p 1 p 2 − ρ g ⋅ L ⋅ d D ⎛ ⎝ ⎞ ⎠ 2 sin θ ( ) + ⎡ ⎢ ⎣ ⎤ ⎥ ⎦ ⋅ = Now for a Utube manometer: p 1 p 2 − ρ g ⋅ h ⋅ = Hence: p 1incl p 2incl − p 1U p 2U − ρ g ⋅ L ⋅ d D ⎛ ⎝ ⎞ ⎠ 2 sin θ ( ) + ⎡ ⎢ ⎣ ⎤ ⎥ ⎦ ⋅ ρ g ⋅ h ⋅ = For equal applied pressures: L d D ⎛ ⎝ ⎞ ⎠ 2 sin θ ( ) + ⎡ ⎢ ⎣ ⎤ ⎥ ⎦ ⋅ h = Since L/h = 5: sin θ ( ) h L d D ⎛ ⎝ ⎞ ⎠ 2 − = 1 5 8 mm ⋅ 96 mm ⋅ ⎛ ⎝ ⎞ ⎠ 2 − = θ 11.13 deg ⋅ = The sensitivity of the manometer: s L Δ h e = L SG h ⋅ = s 5 SG =...
View
Full Document
 Fall '07
 Lear
 Fluid Mechanics

Click to edit the document details