OPERADORES 5E

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","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597311,"quiz_id":"29254","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 03:00:07","updated_at":"2018-10-21 03:00:07","questionName":"Desde el punto de vista tecnol\u00f3gico la \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.. se comporta como una palanca y por tanto cumplir\u00e1 la ley de la palanca.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597309,"quiz_id":"29254","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 03:00:07","updated_at":"2018-10-21 03:00:07","questionName":"La \u2026\u2026\u2026\u2026.. es un disco con un perfil externo parcialmente circular sobre el que apoya un operador m\u00f3vil, destinado a seguir las variaciones del perfil cuando esta gira.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597304,"quiz_id":"29254","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 03:00:07","updated_at":"2018-10-21 03:00:07","questionName":"En mec\u00e1nica, una \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.. es un prisma rectangular con una de sus caras laterales tallada con dientes. ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597305,"quiz_id":"29254","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 03:00:07","updated_at":"2018-10-21 03:00:07","questionName":"La \u2026\u2026\u2026\u2026\u2026.. es un amplificador de fuerzas (tiene ganancia mec\u00e1nica). Se encuentra fabricada en madera, acero, aluminio, pl\u00e1sticos... ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597306,"quiz_id":"29254","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 03:00:07","updated_at":"2018-10-21 03:00:07","questionName":"En 1848 es empleada por Linus Yale para la fabricaci\u00f3n de la llave de la primera cerradura de seguridad. ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597310,"quiz_id":"29254","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 03:00:07","updated_at":"2018-10-21 03:00:07","questionName":" \u2026\u2026\u2026\u2026\u2026\u2026.. Utilidad: La leva es un mecanismo que nos permite transformar un movimiento giratorio en uno alternativo lineal (sistema leva-\u00e9mbolo) o circular (sistema leva-palanca),","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597300,"quiz_id":"29254","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 03:00:07","updated_at":"2018-10-21 03:00:07","questionName":"Para la construcci\u00f3n de una balanza romana tenemos que recurrir a la interconexi\u00f3n de varios operadores mec\u00e1nicos y \u2026\u2026\u2026\u2026\u2026\u2026.: barra, argolla, plato, tirantes, gancho... ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597303,"quiz_id":"29254","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 03:00:07","updated_at":"2018-10-21 03:00:07","questionName":"El \u2026\u2026\u2026\u2026\u2026... sirve de gu\u00eda en el giro. Por \u00e9l llega o se extrae el movimiento giratorio.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597312,"quiz_id":"29254","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 03:00:07","updated_at":"2018-10-21 03:00:07","questionName":"En la prehistoria ya se empleaba para amplificar el polpe (hachas y martillos) y el transporte de materiales sobre palos que se sujetaban con las manos en un extremo y arrastraban por el suelo en el otro (narria).","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597302,"quiz_id":"29254","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 03:00:07","updated_at":"2018-10-21 03:00:07","questionName":"En las m\u00e1quinas antiguas sol\u00eda tomar forma de \"S\" o \"C\" y secci\u00f3n constante. En las actuales suele ser rectil\u00ednea con secci\u00f3n variable, dependiendo de los esfuerzos a realizar. ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null}]
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Se emplea en multitud de mecanismos que trabajan con fluidos a presión. Ejemplos simples pueden ser: las bombas manuales para hinchar balones o las jeringuillas.

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