{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.calculatorx.com/schemas/physics.fluid.weber.input.json",
  "title": "Weber number — input",
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "mode": {
      "type": "string",
      "enum": [
        "We",
        "velocity",
        "length",
        "sigma"
      ],
      "description": "We (default), velocity, length, or sigma. Not Reynolds, Froude, Manning, or Q=Av."
    },
    "rho": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Density in kg/m³. Alternative: rho_kg_m3."
    },
    "v": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Speed in m/s. Required except velocity invert. Alternative: v_m_s."
    },
    "v_m_s": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Speed in m/s (query/UI). REST may send v."
    },
    "L": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Characteristic length in m. Required except length invert. Alternative: L_m."
    },
    "sigma": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Interfacial tension in N/m. Required except sigma invert. Alternative: sigma_N_m."
    },
    "We": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Weber number. Required for velocity, length, and sigma invert. Do not send with We mode."
    }
  },
  "description": "We=ρv²L/σ. Not Reynolds, not Froude, not Manning, not Q=Av, not capillary Ca=μv/σ. (calculation_version 1.0.0)"
}