Flashcardz De Moody
Flashcard
•
Engineering
•
University
•
Practice Problem
•
Hard
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5 questions
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1.
FLASHCARD QUESTION
Front
¿Cuál es el rango de aplicación de la Ecuación de Haaland?
Back
R/= 4.000 < Re < 100´000.000
2.
FLASHCARD QUESTION
Front
¿Por qué la ecuación de Colebrook-White es considerada más precisa que el Diagrama de Moody?
Back
Porque es una solución implícita que considera simultáneamente la rugosidad relativa y el número de Reynolds, mientras que el Diagrama de Moody es una representación gráfica aproximada.
3.
FLASHCARD QUESTION
Front
¿Cómo afecta la rugosidad absoluta (ε) al factor de fricción en tuberías?
Back
A mayor rugosidad, mayor factor de fricción (f), especialmente en flujo turbulento. En flujo laminar, la rugosidad no influye.
4.
FLASHCARD QUESTION
Front
Calcule la pérdida de carga (hf) en 100 metros de tubería usando la ecuación de Darcy-Weisbach: En una Tuberia de acero de ϵ=0.046 mm, fluye agua a 20 C (ν=1×10−6 m2/s) a una velocidad de 2 m/s.
Back
2,31 m
5.
FLASHCARD QUESTION
Front
Estime la rugosidad absoluta (ϵ) del material usando la ecuación de Darcy Weisbach y la ecuación de Colebrook-White.
Back
0,25 mm
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