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A-LevelPhysics(9702)StructuredQuestionsPaper42002-2013DefinitionSummary GanLee Last *ThefollowingwordsarelistedinalphabeticalAbsolutezeroofTemperatureatwhichatomshaveminimum/zeroEnergydepositedinbody——M1Perunitmassofbodytissue——Productofdensityofmedium)andspeedofsoundinmedium)——B141/M/J/11 thequestionrequiresreferencetoultrasoundwaves,thenthestandardmarkschemeisProductofdensityandspeedofsound——Densityofmediumandspeedofsoundinmedium——42/M/J/13AmplitudeAmplitudeofcarrierwavevaries——Insynchronywith(displacementofinformation)signal——6O/N/0314ogueSignalhassamevariationwithtimeastheoguesignalissampledatregulartimeintervals——M1Sampledsignalisconvertedintoabinarynumber.——A1AngularAnglesweptoutperunittime/rateofchangeofangle——M1Bythestring——A1AngularRateofchangeofangle/angulardisplacement——M1Sweptoutbyradius——A1Lossofpower/energy/amplitude(notsignal)——6O/N/0306/M/J/0504/M/J/09Numberofatomsofcarbon-12——M1In0.012kgofcarbon-12——A1BindingenergyofaEnergyrequiredtoseparatethenucleonsinanucleus——M1Nucleonsseparatedtoinfinity——A104/O/N/0504/O/N/0741/O/N/13Q=chargebetweentwoV=potentialdifferencebetweentwoplates——04/M/J/0942/O/N/0941/O/N/10Differenceinblackeningbetween41/M/J/13Forceproportionaltoproductoftwochargesandinverselyproportionaltosquareof41/O/N/134(a)Cross-linking(=cross-talkSignalinonewireispickedupbyaneighboringwire——Pickingupofsignalinonecable——M1Fromanearbycable——A1CTx-rayimagestakenfromdifferentangles/X-raysdirectedfromdifferentanglesofonesliceallimagesinthesameimagescombinedtogiveimageofimageformedin3Dthatcanbeviewedfromdifferent41/O/N/12Lossofenergyfromthesystemoramplitudedecreasesoradditionalforceacting(onthemass)——M1Continuouslossorforcealwaysopposingmotion——42/M/J/10DeBroglieλ=h/p—— DecayProbabilityofdecayofanucleus——M1Perunittime——A14O/N/0242/O/N/0941/M/J/1243/O/N/13DigitalSeriesofpulses——B1Betweendiscretelevels——B16O/N/02Aregionwhereachargeexperiencesaforce——ElectricfieldForceperunitpositivecharge——41/O/N/134(b)ElectricpotentialataWorkdonemovingunitpositivecharge——M1Frominfinitytothepoint——A141/O/N/0943/O/N/13e.m.f/inducedvoltage(donotallowcurrent)isproportionalto——M1therateofchangeofflux(linkage)——A104/0/N/0542/M/J/1141/M/J/1341/O/N/135(c)Fiber-optictransmissionofaSignalisintheformofaseriesofpulsesoflight/IR——B1Pulsespassalongaglassfibre——B1Asaresultoftotalinternalreflection——FieldofRegionofspacewhereaparticleexperiencesaforce——FirstlawofTheincreaseintheinternalenergy(ΔU)ofaclosedsystemisequaltotheheatthatentersthesystemandtheworkdone(W)onthesystem.——4O/N/0304/O/N/05Free orgain/no externalforceacting/constantenergy/constantFrequency此定義在06/0/N/0414(a)中出現(xiàn)一次四分題以下定義為四分題答案FrequencyofcarrierwavevariesinsynchronywithinformationsignalB1ConstantamplitudeORcarrierfrequency>>signalfrequency——B1Changeinfrequencymeasuresdisplacementofinformationsignal——Rateatwhichcarrierfrequencyvariesgivesfrequencyofinformationsignal——06/0/N/0441/M/J/11Frequencyofcarrierwavevaries——Insynchronywithdisplacementofinformationsignal——41/M/J/10RemainsatonepointabovethePeriodoforbitis24hoursRotatesfromwesttoeastAregionwhereamassexperiencesaforce——GravitationalFieldstrengthForceperunitmass 42/O/N/0941/O/N/10Workdoneinbringing/movingunit(1/2markfor1kg)mass——M1Frominfinitytothepoint——A14M/J/0341/O/N/13Timeforinitialnumverofnuclei/activity——M1Toreducetoonehalfofitsinitialvalue——A1HardnessofanX-rayHardnessmeasuresthepenetrationofthebeam——M1Greaterhardness,greaterpenetration——A1IdealObeysthelawpV/T=constantoranytwonamedgaslaws——Atallvaluesofp,VandT——Ortwocorrectassumptionsofkineticstheoryofidealgas04/O/N/05IdealNopowerlossintransformer Inputpower=outputInternalenergyofaSumofkineticandpotentialenergiesofmolecules/particles/atoms——M1Randomdistribution——A142/O/N/09Nucleihavingsamenumberofprotons/proton(atomic)number——M1Differentnumbersofneutrons/neutronnumber——A1KinetictheoryofAtomsbehaveaselasticspheres——Volumeofatomsnegligiblecomparedtovolumeofcontainingvessel——B1Timeofcollisionnegligibletotimebetweencollisions——B1Noforcesofattractionorrepulsionbetweenatoms——B1Atomsareincontinuousrandommotion——B143/O/N/1041/O/N/11Inducede.m.f.actsinsuchadirectiontoproduceeffects——Toopposethechangecausingit——41/O/N/12LinearabsorptioncoefficientI=Ioexp(-μx)——M1ExplainI,Io,μandx——MagneticRegionofspace/areawhere——B1Aforceisexperiencedby——M104/O/N/08MagneticfluxForceperunitlength——Onstraightconductorcarryingunitcurrent——A1Normaltothefield——A104/0/N/05ModulatedcarrierTheamplitudeorthefrequencyisvaried——Insynchronywiththedisplacementoftheinformationsignal——Variationsineitheramplitudeorfrequencyofawave——M1Inordertocarryinformationonthewave——A1Amountofsubstance——Containingsamenumberofparticlesasin0.012kgofcarbon-12——(partof)theoutputisaddedtotheinput——M1Andisoutofphasewiththeinput——A104/M/J/0942/M/J/10Newton’slawofF=GMm/R^2——Mandmarepointmasses——41/O/N/0941/O/N/12Newton’sthirdlawofWhentwobodiesinteract,theforceononebodyisequaltotheotherinmagnitudebutoppositeindirection——B104/M/J/0643/O/N/13Thatisrandomorthatcoverswholespectrum——6O/N/0306/M/J/05NuclearSplittingofaheavynucleus——Intotwolighternucleiofapproximaysamemass.——41/O/N/10NuclearTwolightnucleicombine——Toformamoremassivenucleus——Operationalamplifier(op-ZerooutputimpedanceInfinitegainInfiniteslewrate41/M/J/1141/O/N/1241/O/N/1343/O/N/13Backwardandforwardmotion——41/M/J/10Takesthesimultaneousallbitsofanumber——Andtransmitsthemoneafteranotherinasingleline——42/M/J/13Photonofelectromagnetic4O/N/0341/O/N/12Aquantumofenergy——04/M/J/07PotentialatapointinanelectricWorkdoneinmovingunit(positive)charge——M1Frominfinitytothepointandchargeispositive.——A14M/J/02PotentialenergyofaAblitytodowork——Asaresultoftheposition/shape——Anglesubtendedatcentreofcircle——M1Areequalinlengthtotheradius——A141/M/J/101Switchon/offmainsupplyusingalowvoltage/currentoutput——umamplitudeofvibration——Whenimpressedfrequencyequalsnaturalfrequencyofvibration——Thatdissipatesheatenergyatthesamerate(inaresister)——Easewithwhichedgesofstructurescanbeseen——06/O/N/0541/M/J/13SimpleharmonicAccelerationproportionaltodisplacement(fromafixedpoint)——M1Anddirectedtowardsafixedpoint——A14M/J/0204/O/N/0843/O/N/11Reductioninthevariationoftheoutputvoltage/current——42/M/J/13Specificlatentheatof(thermal)energy/heatrequiredtoconvertunitmass/1kgofsolidtoliquid——M1Withnochangeintemperature/atmelti
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