Induced potential, transformers and the National Grid (physics only) (HT only) key terms

Uses of the generator effect (HT only) diagnosis cue 151

A power-station transformer diagnosis cue for (Physics only) (HT only) Interpret graphs of potential difference generated in a coil against time.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Uses of the generator effect (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue251a coilcue251b fieldcue251c polecue251d gridcue251e motorcue251f generatorcue251g transformercue251h compasscue251i currentcue251j voltagecue251k forcecue251l.

Uses of the generator effect (HT only) prediction cue 152

A National Grid substation diagnosis cue for (Physics only) (HT only) Interpret graphs of potential difference generated in a coil against time.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Uses of the generator effect (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue252a coilcue252b fieldcue252c polecue252d gridcue252e motorcue252f generatorcue252g transformercue252h compasscue252i currentcue252j voltagecue252k forcecue252l.

Uses of the generator effect (HT only) comparison cue 153

A classroom plotting compass diagnosis cue for (Physics only) (HT only) Distinguish ac output from dc output using potential difference-time graphs.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Uses of the generator effect (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue253a coilcue253b fieldcue253c polecue253d gridcue253e motorcue253f generatorcue253g transformercue253h compasscue253i currentcue253j voltagecue253k forcecue253l.

Uses of the generator effect (HT only) safety cue 154

A relay switch circuit diagnosis cue for (Physics only) (HT only) Distinguish ac output from dc output using potential difference-time graphs.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Uses of the generator effect (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue254a coilcue254b fieldcue254c polecue254d gridcue254e motorcue254f generatorcue254g transformercue254h compasscue254i currentcue254j voltagecue254k forcecue254l.

Uses of the generator effect (HT only) efficiency cue 155

A loudspeaker cone test diagnosis cue for (Physics only) (HT only) Apply WS 1.4 when interpreting diagrams and graphs of generator-effect devices.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Uses of the generator effect (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue255a coilcue255b fieldcue255c polecue255d gridcue255e motorcue255f generatorcue255g transformercue255h compasscue255i currentcue255j voltagecue255k forcecue255l.

Uses of the generator effect (HT only) energy-transfer cue 156

A wind-turbine generator diagnosis cue for (Physics only) (HT only) Apply WS 1.4 when interpreting diagrams and graphs of generator-effect devices.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Uses of the generator effect (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue256a coilcue256b fieldcue256c polecue256d gridcue256e motorcue256f generatorcue256g transformercue256h compasscue256i currentcue256j voltagecue256k forcecue256l.

Microphones (HT only) field-shape cue 157

A step-up transformer demonstration diagnosis cue for (Physics only) (HT only) State that microphones use the generator effect.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Microphones (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue257a coilcue257b fieldcue257c polecue257d gridcue257e motorcue257f generatorcue257g transformercue257h compasscue257i currentcue257j voltagecue257k forcecue257l.

Microphones (HT only) current-change cue 158

A step-down charger transformer diagnosis cue for (Physics only) (HT only) State that microphones use the generator effect.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Microphones (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue258a coilcue258b fieldcue258c polecue258d gridcue258e motorcue258f generatorcue258g transformercue258h compasscue258i currentcue258j voltagecue258k forcecue258l.

Microphones (HT only) voltage-change cue 159

A iron-filings field pattern diagnosis cue for (Physics only) (HT only) Describe how pressure variations in sound waves are converted into variations in current in electrical circuits.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Microphones (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue259a coilcue259b fieldcue259c polecue259d gridcue259e motorcue259f generatorcue259g transformercue259h compasscue259i currentcue259j voltagecue259k forcecue259l.

Microphones (HT only) force-link cue 160

A split-ring motor kit diagnosis cue for (Physics only) (HT only) Describe how pressure variations in sound waves are converted into variations in current in electrical circuits.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Microphones (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue260a coilcue260b fieldcue260c polecue260d gridcue260e motorcue260f generatorcue260g transformercue260h compasscue260i currentcue260j voltagecue260k forcecue260l.

Microphones (HT only) turns-ratio cue 161

A solenoid strength investigation diagnosis cue for (Physics only) (HT only) Explain how a moving-coil microphone works.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Microphones (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue261a coilcue261b fieldcue261c polecue261d gridcue261e motorcue261f generatorcue261g transformercue261h compasscue261i currentcue261j voltagecue261k forcecue261l.

Microphones (HT only) AC-output cue 162

A coil-and-galvanometer induction diagnosis cue for (Physics only) (HT only) Explain how a moving-coil microphone works.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Microphones (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue262a coilcue262b fieldcue262c polecue262d gridcue262e motorcue262f generatorcue262g transformercue262h compasscue262i currentcue262j voltagecue262k forcecue262l.

Microphones (HT only) coil-core cue 163

A overhead cable transmission diagnosis cue for (Physics only) (HT only) Link movement of a coil in a magnetic field to induced potential difference in a microphone.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Microphones (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue263a coilcue263b fieldcue263c polecue263d gridcue263e motorcue263f generatorcue263g transformercue263h compasscue263i currentcue263j voltagecue263k forcecue263l.

Microphones (HT only) compass-response cue 164

A laboratory bar magnet diagnosis cue for (Physics only) (HT only) Link movement of a coil in a magnetic field to induced potential difference in a microphone.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Microphones (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue264a coilcue264b fieldcue264c polecue264d gridcue264e motorcue264f generatorcue264g transformercue264h compasscue264i currentcue264j voltagecue264k forcecue264l.

Microphones (HT only) pole-test cue 165

A moving-wire motor effect diagnosis cue for (Physics only) (HT only) Distinguish microphone generator-effect operation from loudspeaker motor-effect operation.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Microphones (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue265a coilcue265b fieldcue265c polecue265d gridcue265e motorcue265f generatorcue265g transformercue265h compasscue265i currentcue265j voltagecue265k forcecue265l.

Microphones (HT only) load-effect cue 166

A alternator output trace diagnosis cue for (Physics only) (HT only) Distinguish microphone generator-effect operation from loudspeaker motor-effect operation.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Microphones (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue266a coilcue266b fieldcue266c polecue266d gridcue266e motorcue266f generatorcue266g transformercue266h compasscue266i currentcue266j voltagecue266k forcecue266l.

Transformers (HT only) power-link cue 167

A primary-secondary coil comparison diagnosis cue for (Physics only) (HT only) Describe a basic transformer as a primary coil and a secondary coil wound on an iron core.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue267a coilcue267b fieldcue267c polecue267d gridcue267e motorcue267f generatorcue267g transformercue267h compasscue267i currentcue267j voltagecue267k forcecue267l.

Transformers (HT only) exam-command cue 168

A temporary induced magnet diagnosis cue for (Physics only) (HT only) Describe a basic transformer as a primary coil and a secondary coil wound on an iron core.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue268a coilcue268b fieldcue268c polecue268d gridcue268e motorcue268f generatorcue268g transformercue268h compasscue268i currentcue268j voltagecue268k forcecue268l.

Transformers (HT only) direction cue 169

A bench-top compass mapping prediction cue for (Physics only) (HT only) State that iron is used in the core because it is easily magnetised.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue269a coilcue269b fieldcue269c polecue269d gridcue269e motorcue269f generatorcue269g transformercue269h compasscue269i currentcue269j voltagecue269k forcecue269l.

Transformers (HT only) cause cue 170

A scrapyard lifting magnet prediction cue for (Physics only) (HT only) State that iron is used in the core because it is easily magnetised.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue270a coilcue270b fieldcue270c polecue270d gridcue270e motorcue270f generatorcue270g transformercue270h compasscue270i currentcue270j voltagecue270k forcecue270l.

Transformers (HT only) evidence cue 171

A school bell electromagnet prediction cue for (Physics only) (HT only) Recognise that knowledge of laminations and eddy currents in the core is not required.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue271a coilcue271b fieldcue271c polecue271d gridcue271e motorcue271f generatorcue271g transformercue271h compasscue271i currentcue271j voltagecue271k forcecue271l.

Transformers (HT only) boundary cue 172

A model railway motor prediction cue for (Physics only) (HT only) Recognise that knowledge of laminations and eddy currents in the core is not required.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue272a coilcue272b fieldcue272c polecue272d gridcue272e motorcue272f generatorcue272g transformercue272h compasscue272i currentcue272j voltagecue272k forcecue272l.

Transformers (HT only) application cue 173

A phone speaker coil prediction cue for (Physics only) (HT only) Explain how an alternating current in one coil induces a current in another coil.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue273a coilcue273b fieldcue273c polecue273d gridcue273e motorcue273f generatorcue273g transformercue273h compasscue273i currentcue273j voltagecue273k forcecue273l.

Transformers (HT only) measurement cue 174

A bicycle dynamo prediction cue for (Physics only) (HT only) Explain how an alternating current in one coil induces a current in another coil.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue274a coilcue274b fieldcue274c polecue274d gridcue274e motorcue274f generatorcue274g transformercue274h compasscue274i currentcue274j voltagecue274k forcecue274l.

Transformers (HT only) diagnosis cue 175

A power-station transformer prediction cue for (Physics only) (HT only) Explain how the effect of an alternating current in one coil inducing a current in another is used in transformers.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue275a coilcue275b fieldcue275c polecue275d gridcue275e motorcue275f generatorcue275g transformercue275h compasscue275i currentcue275j voltagecue275k forcecue275l.

Transformers (HT only) prediction cue 176

A National Grid substation prediction cue for (Physics only) (HT only) Explain how the effect of an alternating current in one coil inducing a current in another is used in transformers.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue276a coilcue276b fieldcue276c polecue276d gridcue276e motorcue276f generatorcue276g transformercue276h compasscue276i currentcue276j voltagecue276k forcecue276l.

Transformers (HT only) comparison cue 177

A classroom plotting compass prediction cue for (Physics only) (HT only) State that the ratio of the potential differences across the primary and secondary coils depends on the ratio of the number of turns on each coil.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue277a coilcue277b fieldcue277c polecue277d gridcue277e motorcue277f generatorcue277g transformercue277h compasscue277i currentcue277j voltagecue277k forcecue277l.

Transformers (HT only) safety cue 178

A relay switch circuit prediction cue for (Physics only) (HT only) State that the ratio of the potential differences across the primary and secondary coils depends on the ratio of the number of turns on each coil.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue278a coilcue278b fieldcue278c polecue278d gridcue278e motorcue278f generatorcue278g transformercue278h compasscue278i currentcue278j voltagecue278k forcecue278l.

Transformers (HT only) efficiency cue 179

A loudspeaker cone test prediction cue for (Physics only) (HT only) Recall and apply the transformer equation Vp / Vs = np / ns.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue279a coilcue279b fieldcue279c polecue279d gridcue279e motorcue279f generatorcue279g transformercue279h compasscue279i currentcue279j voltagecue279k forcecue279l.

Transformers (HT only) energy-transfer cue 180

A wind-turbine generator prediction cue for (Physics only) (HT only) Recall and apply the transformer equation Vp / Vs = np / ns.. It helps identify the relevant magnetic field, current, transformer coil, motor effect or generator induction evidence, while keeping Transformers (HT only) distinct from neighbouring GCSE Physics ideas. Distinct retrieval anchor: fluxcue280a coilcue280b fieldcue280c polecue280d gridcue280e motorcue280f generatorcue280g transformercue280h compasscue280i currentcue280j voltagecue280k forcecue280l.