Sections View Full Chapter Figures Tables Videos Annotate Full Chapter Figures Tables Videos Supplementary Content +++ INTRODUCTION ++ Table Graphic Jump Location|Download (.pdf)|Print Force F = ma Weight wt = mag Pressure P = F/A Density ρ = m/V Torque T = Fd⊥ Impulse J = Ft Displacement d = Δ position Velocity v = d/t Acceleration a = Δv/Δt a = (v2 – v1)/(t2 – t1) Equations of constant acceleration v2 = v1 + at d = v1t + ½ at2 v22 = v12 + 2ad Angular displacement θ = Δ angular position Angular velocity ω = θ/Δt Angular acceleration α = Δω/Δt α = (ω2 – ω1)/(t2 – t1) Curvilinear distance s = rΦ Linear—angular velocity v = rω Tangential acceleration at = rα at = (v2 – v1)/t Radial acceleration ar = v2/r Friction F = μR Static friction Fm = μsR Kinetic friction Fk = μkR Linear momentum M = mv Impulse—momentum Ft = ΔM Coefficient of restitution –e = (v1 – v2)/(u1 – u2) Work W = Fd Power P = W/Δt P = Fv Kinetic energy ½ mv2 Potential energy PE = magh PE = (weight)(height) Strain energy SE = ½ kx2 Conservation of mechanical energy (PE + KE) = C Principle of work and energy W = ΔKE + ΔPE + ΔTE Equations of static equilibrium ΣFv = 0 ΣFh = 0 ΣT = 0 Equations of dynamic equilibrium ΣFx – max = 0 ΣFy − may = 0 ΣTG − Iα = 0 Segmental method for CG Xcg = Σ(xs) (ms)/Σms Ycg = Σ(ys) (ms)/Σms Moment of inertia I = mk2 Moment of inertia (local term) Hl = Isωs Moment of inertia (remote term) Hr = mr2ωg Angular momentum H = Iω H = mk2ω Segment angular momentum H = Isωs + mr2ωg Angular impulse Tt = ΔH Tt = (Iω)2 – (Iω)1 Newton’s second law (angular) T = Iα Centripetal force Fc = mv2/r Fc = mrω2 Buoyant force Fb = Vdγ Drag FD = ½CDρApv2 Lift FL = ½CLρApv2 Your Access profile is currently affiliated with [InstitutionA] and is in the process of switching affiliations to [InstitutionB]. Please select how you would like to proceed. Keep the current affiliation with [InstitutionA] and continue with the Access profile sign in process Switch affiliation to [InstitutionB] and continue with the Access profile sign in process Get Free Access Through Your Institution Learn how to see if your library subscribes to McGraw Hill Medical products. Subscribe: Institutional or Individual Sign In Error: Incorrect UserName or Password Username Error: Please enter User Name Password Error: Please enter Password Sign in Forgot Password? Forgot Username? Download the Access App: iOS | Android Sign in via OpenAthens Sign in via Shibboleth You already have access! Please proceed to your institution's subscription. Create a free profile for additional features.