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AP Physics B Formulas Flashcards

All the formulas for the AP Physics B test. Kinematics and Forces, Energy and Momentum, Circular and Oscillations, Heat and Fluids, Static Electricity, Electric Circuits, Magnetism, Light, and Modern

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339704504v = v₀ + atKinematic with Velocity, Acceleration, and Time1
339704505x = x₀ + v₀t + ½at²Kinematic with Displacement, Velocity, Acceleration, and Time2
339704506v² = v₀² + 2a(x-x₀)Kinematic with Velocity, Acceleration, and Displacement3
339704507∑F = maNetwon's Second Law4
339704508F(friction) ≤ µNForce of Friction5
339704509W = F∆rcosθWork6
339704510P(avg) = W/∆tPower from Energy7
339706075F(spring) = -kxForce of Spring8
339706076F(gravity) = -(Gm₁m₂/r²)Force of Gravity9
339713807p = mvMomentum10
339713808J = F∆t = ∆pImpulse11
339713809K = ½mv²Kinetic Energy12
339713810∆U(gravitational) = mghGravitational Potential Energy on Earth13
339713811U(spring) = ½kx²Spring Potential Energy14
339713812U(gravitational) = -(Gm₁m₂/r)Gravitational Potential Energy Anywhere15
339713813P = FvcosθPower from Force16
339713814a(centripetal) = v²/rCentripetal Acceleration17
339713815τ = rFsinθTorque18
339713816T(spring) = 2∏√m/kPeriod of Mass/Spring Oscillator19
339713817T(period) = 2∏√l/gPeriod of a Pendulum20
339713818T = 1/fPeriod in General21
339713819P = P₀ + pghPressure from Depth22
339713820F(buoy) = pVgArchimedes Principle/Bouyancy23
339713821A₁V₁ = A₂V₂Continuity24
339713822P + pgy + ½pv² = const.Bernoulli Principal25
342172103∆l = αl₀∆THeat Expansion/Contraction26
342172104H = (kA∆T)/LThermal Conductivity27
342172105P = F/AGeneral Pressure28
342172106PV = nRT = NkTIdeal Gas Law29
342172107K = (3/2)kTAverage Molecular Kinetic Energy30
342172108v = √(3RT)/M = √(3KT)/µAverage Speed of each Molecule31
342172109W = -P∆VWork in a Heat Engine32
342172110∆U = Q + WFirst Law of Thermodynamics33
342172111e = abs(W/Q)Efficiency of a Heat Engine34
342172112e = (T(hot) - T(cold))/T(hot)Efficiency of an Ideal Engine35
342172113F = (1/4...36

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