{
    "api": "YAML JSON TOON Database",
    "version": "1.0.0",
    "format": "json",
    "dataset": {
        "slug": "electromagnetism-basics",
        "title": "Electromagnetism Basics",
        "description": "Fundamental concepts in electromagnetism.",
        "summary": "The basic concepts of electricity and magnetism: charge, electric and magnetic fields, Coulomb's law, Ohm's law and electromagnetic induction, plus Gauss's law, Faraday's law, Maxwell's equations, capacitance, inductance, the Lorentz force and electromagnetic waves.",
        "use_when": [
            "You need a concise definition of an electromagnetism concept.",
            "You are connecting circuit laws to the field laws behind them."
        ],
        "caveats": [
            "Ohm's law describes ohmic materials and is not a fundamental law; many components are non-ohmic.",
            "Equations of electromagnetism have different forms in SI and Gaussian units."
        ],
        "related": [
            "classical-mechanics",
            "optics-fundamentals",
            "waves-and-sound"
        ],
        "category": "Physics",
        "category_slug": "physics",
        "tags": "physics,electromagnetism,reference",
        "view_count": 0,
        "entry_count": 16,
        "fields": [
            {
                "section": "data",
                "field": "concept",
                "type": "string",
                "example": "Electric Charge"
            },
            {
                "section": "data",
                "field": "description",
                "type": "string",
                "example": "Property producing electric force; positive or …"
            }
        ]
    },
    "data": [
        {
            "concept": "Electric Charge",
            "description": "Property producing electric force; positive or negative."
        },
        {
            "concept": "Electric Field",
            "description": "Region around a charged particle where force is exerted."
        },
        {
            "concept": "Magnetic Field",
            "description": "Region around a magnet or current where magnetic force acts."
        },
        {
            "concept": "Coulomb's Law",
            "description": "Force between charges is proportional to product of charges and inversely proportional to distance squared."
        },
        {
            "concept": "Ohm's Law",
            "description": "Current equals voltage divided by resistance."
        },
        {
            "concept": "Electromagnetic Induction",
            "description": "Changing magnetic field induces an electric current."
        },
        {
            "concept": "Electric Potential",
            "description": "Potential energy per unit charge at a point; its difference between two points is voltage."
        },
        {
            "concept": "Gauss's Law",
            "description": "The electric flux through a closed surface is proportional to the enclosed charge."
        },
        {
            "concept": "Faraday's Law",
            "description": "A changing magnetic flux through a loop induces an electromotive force in it."
        },
        {
            "concept": "Lenz's Law",
            "description": "An induced current flows in the direction that opposes the change in flux that produced it."
        },
        {
            "concept": "Ampere's Law",
            "description": "A magnetic field circulates around an electric current, as Maxwell extended it, and around a changing electric field."
        },
        {
            "concept": "Maxwell's Equations",
            "description": "Four equations that together describe how electric and magnetic fields arise from charges and currents and from each other."
        },
        {
            "concept": "Capacitance",
            "description": "The ability of a component to store charge per unit voltage, measured in farads."
        },
        {
            "concept": "Inductance",
            "description": "The property of a circuit element to oppose changes in current by storing energy in a magnetic field, measured in henries."
        },
        {
            "concept": "Lorentz Force",
            "description": "The force on a charge moving in electric and magnetic fields: F = q (E + v x B)."
        },
        {
            "concept": "Electromagnetic Wave",
            "description": "A self-propagating oscillation of electric and magnetic fields that travels at the speed of light in vacuum."
        }
    ]
}