{
  "id": "ohms-law-calculator",
  "version": "1.0.0",
  "name": "Ohm's Law Calculator",
  "shortName": "Ohm's law",
  "description": "Calculate voltage, current, resistance, and power from a selected known pair.",
  "category": "Science & Engineering",
  "categorySlug": "science-engineering",
  "keywords": [
    "voltage current resistance",
    "electrical power",
    "ohms law",
    "watts"
  ],
  "status": "live",
  "workStatus": "pending",
  "reviewStatus": "pending",
  "migrationStatus": "new",
  "engine": "native",
  "creator": null,
  "reviewer": null,
  "quality": {
    "availability": "live",
    "technicalReviewRecord": "/reviews/ohms-law-calculator.json",
    "qualifiedReview": "pending",
    "qualifiedReviewer": null,
    "qualifiedReviewDate": null,
    "formulaVersion": "1.0.0",
    "referenceCoverage": "references-pending",
    "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
    "historicalMetadataDate": "2026-08-18",
    "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
  },
  "notice": "Use proper electrical safety procedures and rated equipment.",
  "urls": {
    "page": "/calculator/ohms-law-calculator/",
    "definition": "/calculator/ohms-law-calculator/definition.json",
    "schema": "/calculator/ohms-law-calculator/schema.json",
    "llms": "/calculator/ohms-law-calculator/llms.txt",
    "legacyDefinition": "/calculator/ohms-law-calculator.json"
  },
  "queryExample": "https://askcalculators.com/calculator/ohms-law-calculator/?knownPair=voltageResistance&firstValue=12&secondValue=6",
  "queryParameters": {
    "knownPair": {
      "label": "Known values",
      "type": "select",
      "required": true,
      "default": "voltageResistance"
    },
    "firstValue": {
      "label": "First selected value",
      "type": "number",
      "required": true,
      "default": 12
    },
    "secondValue": {
      "label": "Second selected value",
      "type": "number",
      "required": true,
      "default": 6
    }
  },
  "inputs": [
    {
      "id": "knownPair",
      "label": "Known values",
      "type": "select",
      "required": true,
      "defaultValue": "voltageResistance",
      "options": [
        {
          "label": "Voltage and resistance",
          "value": "voltageResistance"
        },
        {
          "label": "Voltage and current",
          "value": "voltageCurrent"
        },
        {
          "label": "Current and resistance",
          "value": "currentResistance"
        },
        {
          "label": "Power and voltage",
          "value": "powerVoltage"
        },
        {
          "label": "Power and current",
          "value": "powerCurrent"
        },
        {
          "label": "Power and resistance",
          "value": "powerResistance"
        }
      ],
      "width": "full"
    },
    {
      "id": "firstValue",
      "label": "First selected value",
      "type": "number",
      "required": true,
      "defaultValue": 12,
      "min": 1e-9,
      "step": 0.01,
      "help": "Use the first value named above",
      "width": "half"
    },
    {
      "id": "secondValue",
      "label": "Second selected value",
      "type": "number",
      "required": true,
      "defaultValue": 6,
      "min": 1e-9,
      "step": 0.01,
      "help": "Use the second value named above",
      "width": "half"
    }
  ],
  "outputs": [
    {
      "id": "power",
      "label": "Power",
      "format": "number",
      "digits": 4,
      "suffix": " W",
      "primary": true
    },
    {
      "id": "voltage",
      "label": "Voltage",
      "format": "number",
      "digits": 4,
      "suffix": " V"
    },
    {
      "id": "current",
      "label": "Current",
      "format": "number",
      "digits": 4,
      "suffix": " A"
    },
    {
      "id": "resistance",
      "label": "Resistance",
      "format": "number",
      "digits": 4,
      "suffix": " Ω"
    }
  ],
  "formula": {
    "expression": "V = IR; P = VI = I²R = V²/R"
  },
  "examples": [
    {
      "label": "Reproducible default-input example (not a personal recommendation)",
      "inputs": {
        "knownPair": "voltageResistance",
        "firstValue": 12,
        "secondValue": 6
      }
    }
  ],
  "sources": []
}