
POLEAS

Flashcard
•
Other
•
1st Grade
•
Hard
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10 questions
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1.
FLASHCARD QUESTION
Front
Las poleas son:
Back
Un mecanismo que sirve para transmitir una fuerza.
2.
FLASHCARD QUESTION
Front
El polipasto es:
Back
Una combinación de poleas fijas y móviles.
3.
FLASHCARD QUESTION
Front
¿Cuál es el orden y conjunto de palabras que completan el texto ?:
El conjunto de dos o más poleas se denomina __________________. Está constituido por ________________grupos de poleas: ________ y ____________. A medida que ____________________el número de poleas, el mecanismo se hace más complejo, pero el _______________disminuye.
Back
polipasto, dos, móviles, fijas, aumenta, esfuerzo
4.
FLASHCARD QUESTION
Front
Una polea fija se utiliza para:
Back
Cambiar el sentido de la fuerza y ganar comodidad.
5.
FLASHCARD QUESTION
Front
La fórmula para calcular la fuerza en una polea móvil es:
Back
F=R/n
6.
FLASHCARD QUESTION
Front
¿Qué fuerza es necesario aplicar para levantar una carga de 50 Kg con una polea fija?
Back
50 Kg.
7.
FLASHCARD QUESTION
Front
Los polipastos se clasifican en: Polea simple y móvil, Polea fija y móvil, Aparejo factorial y potencial, Aparejo móvil y aparejo fijo
Back
Aparejo factorial y potencial
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