"capstan effect" meaning in English

{
  "forms": [
    {
      "form": "capstan effects",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "capstan effect (plural capstan effects)",
      "name": "en-noun"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
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        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
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          "parents": [],
          "source": "w"
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      "examples": [
        {
          "bold_text_offsets": [
            [
              137,
              151
            ]
          ],
          "ref": "1999, Alan Harmer, editor, Communication Cables and Related Technologies, IOS Press, →ISBN, page 194:",
          "text": "When a cable is being installed, the tension in the cable increases in the straight sections of pipe and is reduced at the bends by the ‘capstan effect’, the input and output tensions expressed by the equation:[…].",
          "type": "quote"
        }
      ],
      "glosses": [
        "The friction between a rope (or other flexible material) around a curved surface (the capstan) exponentially amplifies the holding force, allowing a small tension on one side to resist a much larger tension on the other."
      ],
      "id": "en-capstan_effect-en-noun-XHRbPzHB",
      "links": [
        [
          "friction",
          "friction"
        ],
        [
          "rope",
          "rope"
        ],
        [
          "capstan",
          "capstan"
        ]
      ]
    }
  ],
  "word": "capstan effect"
}

{
  "forms": [
    {
      "form": "capstan effects",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "capstan effect (plural capstan effects)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
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      "examples": [
        {
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            [
              137,
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            ]
          ],
          "ref": "1999, Alan Harmer, editor, Communication Cables and Related Technologies, IOS Press, →ISBN, page 194:",
          "text": "When a cable is being installed, the tension in the cable increases in the straight sections of pipe and is reduced at the bends by the ‘capstan effect’, the input and output tensions expressed by the equation:[…].",
          "type": "quote"
        }
      ],
      "glosses": [
        "The friction between a rope (or other flexible material) around a curved surface (the capstan) exponentially amplifies the holding force, allowing a small tension on one side to resist a much larger tension on the other."
      ],
      "links": [
        [
          "friction",
          "friction"
        ],
        [
          "rope",
          "rope"
        ],
        [
          "capstan",
          "capstan"
        ]
      ]
    }
  ],
  "word": "capstan effect"
}