Exam 4 Formula Sheet

Exam 4 Formula Sheet - Physics 2750 Exam 4 formula sheet Flowing fluids Stationary fluids Temperature scales Kinetic Theory of Gases Ideal Gas Law

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Unformatted text preview: Physics 2750 Exam 4 formula sheet Flowing fluids: Stationary fluids: Temperature scales: Kinetic Theory of Gases Ideal Gas Law F A p = ρ gh p= FB = ρlVl g A1v1 = A2 v2 1 p + ρ v 2 + ρ gh = const. 2 9 TF = TC + 320 F 5 TK = TC + 273K 1 3 K = N (mv 2 )avg = nRT 2 2 3 3 U = nRT = Nk BT 2 2 3kT vrms = m Refrigerators PV = nRT PV = Nk BT Calorimetry Q heat capacity ΔT Q c= specific heat mΔT Q λ = latent heat m Qabsorbed + Qreleased = 0 C= Specific Heat for Monoatomic Gases Efficiency Entropy Tf 1⎛ Q ⎞ 3 =R CV = ⎜ ⎟ n ⎝ ΔT ⎠ V=const 2 1⎛ Q ⎞ 5 =R CP = ⎜ ⎟ n ⎝ ΔT ⎠P=const 2 3 ΔU = nRΔT = nCV ΔT 2 ⇒ U ≡ nCV T CP − CV = R e= W QH QC QH TC (Carnot) TH K= QC W ΔS = QH = QC + W e = 1− e = 1− Heat pumps Ti ∫ δQ T T2 V + nR ln 2 T1 V1 ΔS = nCV ln K= QH W (for any process) 1st Law of Thermodynamics Isobaric process ΔU = Q − W Vf Wby gas = Vi ∫ PdV P = const V = const T Vf Isochoric process W= Vi ∫ pdV = p(V f − Vi ) V = const P = const T W =0 ΔU = Q Isothermal process T = const PV = const Adiabatic process PV γ = const TV γ −1 = const 1 −1 ⎛V ⎞ W = nRT ln ⎜ f ⎟ ⎝ Vi ⎠ ΔU = 0 ⇒ Q = W TP γ = const γ= ΔU = Q − p (V f − Vi ) CP ; Q = 0 ⇒ ΔU = −W CV Pf V f − PVi i 1− γ Wadiabatic = ...
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This note was uploaded on 12/05/2010 for the course PHYSCS 2750 taught by Professor Kostzin during the Spring '10 term at Missouri (Mizzou).

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