
Estática de partícula 3D
Authored by Hugo Silva Ribon
Education, Mathematics, Physics
1st Grade
Used 8+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
El valor de la componente y de la fuerza de 900 N mostrada en la figura es:
Answer explanation
Se descompone la fuerza de 900 N, en su componente vertical usando el seno del ángulo de 65°.
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
El valor de la componente x de la fuerza de 900 N mostrada en la figura es:
Answer explanation
Se descompone la fuerza de 900 N, en su componente horizontal usando el coseno del ángulo de 65°. Una vez en el plano xz, se descompone nuevamente usando el seno del ángulo de 20°, es negativa esta componente porque va hacia la izquierda.
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
El valor de la componente z de la fuerza de 900 N mostrada en la figura es:
Answer explanation
Se descompone la fuerza de 900 N, en su componente horizontal usando el coseno del ángulo de 65°. Una vez en el plano xz, se descompone nuevamente usando el coseno del ángulo de 20°, es positiva esta componente porque va hacia la dirección z positiva.
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
65°
25°
98°
67°
Answer explanation
Recuerda que los ángulos se miden con respecto a cada eje principal positivo.
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
65°
25°
98°
67°
Answer explanation
Recuerda que los ángulos se miden con respecto a cada eje principal positivo.
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
65°
25°
98°
67°
Answer explanation
Recuerda que los ángulos se miden con respecto a cada eje principal positivo.
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
El valor aproximado de la componente y de la fuerza de 750 N mostrada en la figura es:
Answer explanation
Se descompone la fuerza de 750 N, en su componente vertical usando el coseno del ángulo de 35°.
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