{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.induction","code":"thing-induction","url":"https://ver.cy/models/thing/induction/","name":"induction","alternateNames":["inductance","mutual induction","self-induction"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"noun.phenomenon","plane":"PHY","domain":["PHY.FLW"],"industry":[],"navPath":"","tags":[],"facets":{"substance":"energy","origin":"natural","agency":"inert","mobility":"not-applicable","scale":"not-applicable","affordances":["observable"]}},"whatItIs":"The generation of an electromotive force in a conductor or circuit by a changing magnetic field, described by Faraday law; includes self-induction and mutual induction and underlies transformers, generators, inductors and induction hobs.","purpose":"Let an agent handle electromagnetic induction by principle, quantities, devices and safety, and separate the logical and medical senses of induction.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Changing magnetic flux induces EMF","Self and mutual induction","Basis of transformers","Contactless energy transfer"],"structure":{"bundles":[{"id":"physics","name":"Physics","description":"Principles.","layers":[{"id":"faraday","name":"Faraday","description":"Induced EMF.","findings":[{"id":"faraday-finding","name":"Faraday","description":"Induced EMF.","questions":[{"text":"What EMF is induced by this rate of flux change?","kind":"measurement"},{"text":"Which direction does Lenz law give?","kind":"definition"}]}]},{"id":"inductance","name":"Inductance","description":"Coils.","findings":[{"id":"inductance-finding","name":"Inductance","description":"Inductance.","questions":[{"text":"What is the inductance of this coil?","kind":"measurement"},{"text":"What affects it?","kind":"definition"}]}]}]},{"id":"devices","name":"Devices","description":"Applications.","layers":[{"id":"transformers","name":"Transformers","description":"Voltage change.","findings":[{"id":"transformers-finding","name":"Transformers","description":"Transformers and generators.","questions":[{"text":"How does induction work in a transformer or generator?","kind":"definition"},{"text":"What are the losses?","kind":"measurement"}]}]},{"id":"heating","name":"Heating","description":"Induction hobs.","findings":[{"id":"heating-finding","name":"Heating","description":"Induction heating.","questions":[{"text":"How does an induction hob heat cookware?","kind":"definition"},{"text":"Which pans work?","kind":"definition"}]}]}]},{"id":"safety","name":"Safety","description":"Hazards.","layers":[{"id":"implants","name":"Implants","description":"Medical devices.","findings":[{"id":"implants-finding","name":"Implants","description":"Medical implants.","questions":[{"text":"Could strong fields interfere with a pacemaker, according to the manufacturer?","kind":"boundary"},{"text":"What distance is advised?","kind":"provenance"}]}]},{"id":"induced","name":"Induced voltage","description":"Nearby conductors.","findings":[{"id":"induced-finding","name":"Induced voltage","description":"Induced voltages.","questions":[{"text":"Could voltages be induced on nearby cables or fences?","kind":"boundary"},{"text":"What precautions apply?","kind":"provenance"}]}]}]},{"id":"senses","name":"Senses","description":"Disambiguation.","layers":[{"id":"logic","name":"Logic","description":"Inductive reasoning.","findings":[{"id":"logic-finding","name":"Logic","description":"Logic sense.","questions":[{"text":"Is inductive reasoning or mathematical induction meant?","kind":"boundary"},{"text":"Which entry fits?","kind":"action"}]}]},{"id":"other","name":"Other","description":"Medicine and onboarding.","findings":[{"id":"other-finding","name":"Other","description":"Other senses.","questions":[{"text":"Is induction of labour or a staff induction meant?","kind":"boundary"},{"text":"Which entry fits?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Explain electromagnetic induction and its uses.","Measure induced currents on equipment it is authorized to work on."],"mustNot":["Work near conductors where induced voltages may be present without proper isolation and earthing.","Place metal objects or implants near strong induction fields without checking safety.","Misrepresent health claims about induction devices."],"requiresHuman":["Work near high-voltage lines where induced voltages may be present."]},"ethics":{"considerations":["Induced voltages near power lines can electrocute workers.","People with implanted devices may be at risk near strong fields."],"affectedParties":["Electrical workers","People with implanted medical devices"]},"owners":{"steward":"Nobody owns the phenomenon; installation owners answer for their equipment.","roles":[],"masterSystems":[]},"relations":[{"target":"oewn-11469339-n","type":"parent","note":"registry parent class"},{"target":"electromagnetic phenomenon","type":"related","note":"category"},{"target":"Faraday's law","type":"related","note":"law"},{"target":"transformer and generator","type":"related","note":"devices"},{"target":"henry","type":"related","note":"unit for inductance"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.induction","Open English WordNet: oewn-11488572-n","SI unit: henry (H) for inductance unit"]},"properties":{"applicability":"required","items":["Induced electromotive force:  V - Determined from the rate of change of magnetic flux linkage or measured under specified circuit conditions.","Magnetic flux:  Wb - Calculated by integrating the magnetic flux density component normal to a specified surface over that surface.","Self-inductance:  H - Determined from a circuit's flux linkage response to its own current under specified operating conditions.","Mutual inductance:  H - Determined from the flux linkage in one circuit produced by current in another with their geometry fixed."]},"recognition":{"applicability":"required","items":["Coils and changing magnetic fields","Unit henry for inductance","Induction in logic or medicine is a different sense","Not visible; effects seen in transformers, generators and wireless chargers."]},"capabilities":{"applicability":"required","items":["explain Faraday and Lenz laws","calculate induced EMF","describe induction devices","separate other senses of induction"]},"hazards":{"applicability":"required","items":["Induced voltages on nearby conductors","Burns from induction heating","Interference with medical implants"]},"interfaces":{"applicability":"required","items":["SI Brochure","EMF exposure limits (ICNIRP guidelines)"]},"context":{"applicability":"required","items":["Generating electricity and transferring energy without contact.","self-induction","mutual induction","eddy currents","induction heating","wireless inductive charging"]}},"sources":[{"title":"Open English WordNet 2024, synset oewn-11488572-n","url":"https://en-word.net/id/oewn-11488572-n","note":"sense and gloss of the concept"},{"title":"Wiktionary: induction","url":"https://en.wiktionary.org/wiki/induction","note":"word senses and usage"}],"openQuestions":["Should self and mutual induction be separate entries?","How should devices be linked?","How should other senses be split off?"],"resources":{"spec":"/models/things/publications/thing-induction/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-induction/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T10:55:24Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T12:16:27+00:00: completeness 1.00; sense: WordNet gloss; 2 live sources; review by codex: pass"},"score":1.0}}