Pearson Edexcel Level 3 Advanced Level GCE in Physics (9PH0)

1 Pearson Edexcel GCE Physics 2017 Advanced Level List of data, formulae and relationships Issue 2 Pearson Edexcel Level 3 Advanced Level GCE in Physics (9PH0)List of data, formulae and relationshipsIssue 2 Summer 2017P57019RA 2017 Pearson Education Edexcel GCE Physics 2017 Advanced Level List of data, formulae and relationships Issue 2 BLANK PAGE3 Pearson Edexcel GCE Physics 2017 Advanced Level List of data, formulae and relationships Issue 2 List of data, formulae and relationshipsAcceleration of free fall g = m s 2 (close to Earth s surface)Boltzmann constant k = 10 23 J K 1 Coulomb law constant k = 14 0 = 109 N m2 C 2 Electron charge e = 10 19 CElectron mass me = 10 31 kgElectronvolt 1 eV = 10 19 JGravitational constant G = 10 11 N m2 kg 2 Gravitational field strength g = N kg 1 (close to Earth s surface)Permittivity of free space 0 = 10 12 F m 1 Planck constant h = 10 34 J sProton mass mp = 10 27 kgSpeed of light in a vacuum c = 108 m s 1 Stefan-Boltzmann constant = 10 8 W m 2 K 4 Unified atomic mass unit u = 10 27 kgMechanicsKinematic equations of motions = (u + v)

2 T2v = u + ats = ut + 12 at2v2 = u2 + 2asForces F = mag = FmW = mgmoment of force = FxMomentump = mvWork, energy and power W = F sEk = 12 mv2 Egrav = mg hP = EtP = Wtefficiency = useful energy outputtotal energy inputefficiency = useful power outputtotal power input4 Pearson Edexcel GCE Physics 2017 Advanced Level List of data, formulae and relationships Issue 2 Electric circuitsPotential differenceV = WQResistanceR = VIElectrical power and energyP = VIP = I 2RP = V 2RW = VItResistivityR = lACurrentI = Q tI = nqvAMaterialsDensity = mVStokes lawF = 6 rvHooke s law F = k xYoung modulusStress = FAStrain = xxE = Elastic strain energy Eel = 12 F xWaves and Particle Nature of LightWave speedv = f Speed of a transverse wave on a stringv = T Intensity of radiationI = PAPower of a lensP = 1fP = P1 + P2 + P3 + ..Thin lens equation1u + 1v = 1fMagnification for a lensm = image heightobject height = vuDiffraction gratingn = d sin 5 Pearson Edexcel GCE Physics 2017 Advanced Level List of data.

3 Formulae and relationships Issue 2 Refractive indexn1 sin 1 = n2 sin 2n = cvCritical anglesin C = 1nPhoton modelE = h fEinstein s photoelectric equationhf = + 12 mv2maxde Broglie wavelength = hpFurther mechanicsImpulseF t = pKinetic energy of a non-relativistic particleEk = p22mMotion in a circlev = rT = 2 F = ma = mv2ra = v2ra = r 2 Centripetal forceF = mv2rF = mr 2 FieldsCoulomb s lawF = k Q1Q2r2where k = 14 0 Electric field strengthE = FQE = k Qr 2E = VdElectric potentialV = k QrCapacitanceC = QVEnergy stored in a capacitorW = 12 QVCapacitor dischargeQ = Q0e t/RCResistor capacitor dischargeI = I0e t/RCV = V0e t/RCIn a magnetic fieldF = BIl sin F = Bqv sin Faraday s and Lenz s laws = d(N )dtRoot-mean-square valuesVr ms = V0 2Ir ms = I0 26 Pearson Edexcel GCE Physics 2017 Advanced Level List of data, formulae and relationships Issue 2 Nuclear and particle physicsIn a magnetic fieldr = pBQThermodynamicsHeating E = mc E = L mMolecular kinetic theory12 m c2 = 32 kTpV = 13 Nm c2 Ideal gas equationpV = NkTStefan-Boltzmann lawL = AT 4L = 4 r2T 4 Wien s law maxT = 10 3 m KSpaceIntensityI = L4 d 2 Redshift of electromagnetic radiationz = ff vcCosmological expansionv = H0dNuclear radiationMass-energy E = c2 mRadioactive decayA = NdNdt = N = ln 2t N = N0 e tA = A0 e tGravitational fieldsGravitational forceF = Gm1m2r 2 Gravitational field strengthg = Gmr 2 Gravitational potentialVgrav = GmrOscillationsSimple harmonic motionF = k xa = 2xx = A cos tv = A sin ta = A 2 cos tT = 1f = 2 = 2 fSimple harmonic oscillatorT = 2 mkT = 2 lg7 Pearson Edexcel GCE Physics 2017 Advanced Level List of data.

4 Formulae and relationships Issue 2 BLANK PAGE8 Pearson Edexcel GCE Physics 2017 Advanced Level List of data, formulae and relationships Issue 2 BLANK PAGE