MECANISMO 6F

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0 [{"id":596263,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"La cuerda (\u2026\u2026\u2026\u2026...) transmite las fuerzas entre los diferentes elementos. Su resistencia a la tracci\u00f3n ha de estar en funci\u00f3n del valor de la resistencia y de la ganancia mec\u00e1nica del sistema","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596264,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"La utilidad del \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. aparece cuando queremos arrastrar o empujar objetos reduciendo su rozamiento con el suelo (u otra superficie sobre la que se mueva).","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596268,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"El pi\u00f1\u00f3n tiene los dientes \u2026\u2026\u2026\u2026\u2026... e inclinados y siempre se conecta al eje conducido, con el que gira solidario.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596270,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"Se fabrican en acero, tambi\u00e9n los podemos encontrar fabricados en otros metales (bronce, lat\u00f3n, cobre, n\u00edquel, aceros inoxidables y aluminio) y en pl\u00e1sticos (nylon, tefl\u00f3n, polietileno, pvc...)","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596265,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"Se supone que la primera aplicaci\u00f3n de la \u2026\u2026\u2026\u2026\u2026\u2026. al transporte se llev\u00f3 a cabo hacia el 3200 a. de C. en Sumeria y sur de Mesopotamia por transici\u00f3n de la narria a la carreta.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596272,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"La rueda dentada posee unos dientes inclinados especialmente dise\u00f1ados (denominados dientes de \u2026\u2026\u2026\u2026\u2026..) para desplazar a la u\u00f1eta durante el giro permitido y engranarse con ella cuando intenta girar en el sentido no permitido. ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596269,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"Uni\u00f3n desmontable de objetos. Para lo que se recurre a roscas con surcos en \"V\" debido a que su rozamiento impide que se aflojen f\u00e1cilmente.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596262,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"La \u2026\u2026\u2026\u2026\u2026\u2026.. no es otra cosa que una polea de gancho conectada a una cuerda que tiene uno de sus extremos anclado a un punto fijo y el otro (extremo m\u00f3vil) conectado a un mecanismo de tracci\u00f3n.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596266,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"En 1846 Robert W. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. invent\u00f3 la rueda de c\u00e1mara de aire (tubo de goma hinchado de aire y protegido con una lona) que amortiguaba las imperfecciones del terreno.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596273,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"TRINQUETE de retenci\u00f3n: cuando solamente se limita a permitir o no el movimiento del eje o \u2026\u2026\u2026... en un sentido.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596261,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"Esta polea se emplea para: transformar un movimiento lineal continuo en otro de igual tipo, pero de diferente direcci\u00f3n o sentido; ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596271,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"Este sistema suele complementarse con un trinquete para evitar que la manivela gire en sentido contrario llevada por la fuerza que hace la carga.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596267,"quiz_id":"29195","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:43:23","updated_at":"2018-10-19 03:43:23","questionName":"El sistema se constru\u00eda en \u2026\u2026\u2026\u2026\u2026... y estaba formado por dos operadores diferenciados: la rueda dentada y la linterna.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null}]
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La cuerda (…………...) transmite las fuerzas entre los diferentes elementos. Su resistencia a la tracción ha de estar en función del valor de la resistencia y de la ganancia mecánica del sistema

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