{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.calculatorx.com/schemas/physics.dynamics.friction.input.json",
  "title": "Friction Calculator — input",
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "mode": {
      "type": "string",
      "enum": [
        "F",
        "mu",
        "N"
      ]
    },
    "mu": {
      "type": "number",
      "minimum": 0
    },
    "N_N": {
      "type": "number",
      "minimum": 0
    },
    "F_N": {
      "type": "number",
      "minimum": 0
    },
    "m_kg": {
      "type": "number",
      "exclusiveMinimum": 0
    },
    "theta_deg": {
      "type": "number"
    }
  },
  "required": [
    "mode"
  ],
  "description": "F = μN; optional incline N = mg cosθ. (calculation_version 1.0.0)"
}