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AQA A Level Physics 7408/3BE Paper 3BE June 2024 Question Paper
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AQA A Level Physics 7408/3BE Paper 3BE June 2024
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AQA A Level Physics 7408/3BE Paper 3BE June2024 Electronics Question Paper
, PleaseIwriteIclearlyIinIblockIcapitals.
CentreInumberIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII CandidateInumber
Surname
Forename(s)IIIIIIIIIIIIIIIII
CandidateIsignatureIIIII
IIdeclareIthisIisImyIownIwork.
A-level
PHYSICS
PaperII3
SectionI BIIIII Electronics
MondayI17I JuneI 2024IIIIIIIIIIIIIII Morn TimeIallowed:ITheItotalI timeI fo
ing rIbothI sectionsI ofIthisI paperI is
Materials
2I hours.IIIYouIareI advisedI t
ForIthisIpaperIyouImustIhave: oIspendI approximately
•I aIpencilIandIaIruler 50I minutesIIonIthisI section.
•I aIscientificIcalculator
•I aIDataIandIFormulaeIBooklet
•I aIprotractor.
For Examiner’s Use
Instructions
•I UseIblackIinkIorIblackIball-pointIpen. Question Mark
•I FillIinItheIboxesIatItheItopIofIthisIpage. 1
•I AnswerIallIquestions.
2
•I YouImustIanswerItheIquestionsIinItheIspacesIprovided.I DoInotIwriteI
outsideItheIboxIaroundIeachIpageIorIonIblankIpages. 3
•I IfIyouIneedIextraIspaceIforIyourIanswer(s),IuseItheIlinedIpagesIatItheIendIofI 4
thisIbook.I WriteItheIquestionInumberIagainstIyourIanswer(s). 5
•I DoIallIroughIworkIinIthisIbook.I CrossIthroughIanyIworkIyouIdoInotIwantI
toIbeImarked. TOTAL
•I ShowIallIyourIworking.
Information
•I TheImarksIforIquestionsIareIshownIinIbrackets.
•I TheImaximumImarkIforIthisIpaperIisI35.
•I YouIareIexpectedItoIuseIaIscientificIcalculatorIwhereIappropriate.
•I AIDataIandIFormulaeIBookletIisIprovidedIasIaIlooseIinsert.
IB/M/Jun24/
, 2
DoInotIwriteI
outsideItheI
SectionIB box
AnswerIallIquestionsIinIthisIsection.
0 1 AItoyImanufacturerIisIdesigningIaItwo-toneIsirenIforIuseIinIsmallIbattery-operated
cars.
FigureI1IshowsIdesignIOptionI1.
OptionI1IusesIthreeIseparateIsignalIgeneratorsIfeedingIintoIaIlogicIsub-
system.ITheIsignalIgeneratorsIproduceIlogic-compatibleI9IVIsquareIwavesIofIfrequencies
1024IHz,I1IHzIandI512IHz.
FigureI1
TheIwaveformsIshownIareInotItoIscale.
0
1II.II 1IIIIIExplainIhowItheIlogicIlevelIappliedIatIBIinIFigureI1IdeterminesItheIo
utputIfrequencyIatIQ.
[2Imarks]
0III 1II.II 2IIIIIWriteItheIBooleanIalgebraIexpressionIforIoutputIQIinItermsIofItheIinputsIA,IBIandIC.
UseIonlyItheIlogicIoperationsIshownIinIFigureI1.
[2Imarks]
QI=I I
*02*
IB/M/Jun24/7408/3BE
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