0
[{"id":597260,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"El \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026..es una superficie plana que forma con otra un \u00e1ngulo muy agudo (mucho menor de 90\u00ba).","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597262,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"B\u00e1sicamente la \u2026\u2026\u2026\u2026.. se utiliza para dos fines: cambiar la direcci\u00f3n de una fuerza mediante cuerdas o transmitir un movimiento giratorio de un eje a otro mediante correas. ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597259,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"Seg\u00fan la combinaci\u00f3n de los puntos de aplicaci\u00f3n de potencia y resistencia y la posici\u00f3n del \u2026\u2026\u2026\u2026\u2026. se pueden obtener tres tipos de palancas: ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597251,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"Hacia el 2900 a.C. se empieza a emplear en Sumeria bajo la forma de arado de madera. ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597248,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"Cuando varias manivelas se asocian sobre un \u00fanico eje da lugar al \u2026\u2026\u2026\u2026\u2026\u2026.... En realidad este operador se comporta como una serie de palancas acopladas sobre el mismo eje o fulcro.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597250,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"De forma sencilla se podr\u00eda describir como un prisma triangular con un \u00e1ngulo muy agudo. ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597258,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"Sobre el 2600 a. de C. se empleaban la \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. de grandes proporciones para el movimiento de grandes bloques de piedra empleados en la construcci\u00f3n de las primeras pir\u00e1mides (palanca de 2\u00ba grado).","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597249,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"Utilidad La utilidad pr\u00e1ctica del \u2026\u2026\u2026\u2026\u2026\u2026. viene de la posibilidad de convertir un movimiento rotativo continuo en uno lineal alternativo, o viceversa.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597253,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"El eje exc\u00e9ntrico, que est\u00e1 situado paralelo al (eje de giro). pero a una cierta distancia (Radio) del mismo.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597257,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"En los proyectos de tecnolog\u00eda la \u2026\u2026\u2026\u2026\u2026\u2026\u2026. puede emplearse para dos finalidades: vencer fuerzas u obtener desplazamientos. ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597255,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"Como .......................... pueden emplearse \u00e9mbolos o palancas que en todo momento han de permanecer en contacto con el contorno de la leva. Empleando los resortes, muelles o gomas de recuperaci\u00f3n adecuadamente dispuestos.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597252,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"Si combinamos dos cu\u00f1as podemos convertir el movimiento lineal de una en el desplazamiento perpendicular de la otra creando una gran fuerza de \u2026\u2026\u2026\u2026\u2026... ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597261,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"En las \u2026\u2026\u2026\u2026., el cuerpo es el elemento que une el cubo con la garganta. ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597256,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"La empu\u00f1adura es la parte adaptada para ser sostenida con las manos (en el caso de los pedales esta se adapta a las caracter\u00edsticas del pie). ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":597254,"quiz_id":"29252","answer_id":null,"answerType_id":"0","created_at":"2018-10-21 02:52:16","updated_at":"2018-10-21 02:52:16","questionName":"En combinaci\u00f3n con una tuerca o un orificio roscado en otro operador, se emplea para convertir un movimiento giratorio en uno longitudinal,","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null}]