Mecanismos
Quiz
•
Instructional Technology
•
3rd Grade
•
Practice Problem
•
Hard
José Hernández
Used 57+ times
FREE Resource
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Indica hacia qué lado se inclinaría la barra de la figura o si por el contrario permanece en equilibrio.
Se inclinará hacia la izquierda
Permanecerá en equilibrio
Se inclinará hacia la derecha
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Indica hacia qué lado se inclinaría la barra de la figura o si por el contrario permanece en equilibrio.
Se inclinará hacia la izquierda
Permanecerá en equilibrio
Se inclinará hacia la derecha
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calcula cuál debe ser el peso desconocido para que la barra de la figura esté en equilibrio.
50 g
60 g
75 g
80 g
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cuál será la fuerza mínima a realizar para levantar un bloque de 70 kg de la carretilla?
686 Newtons
32,94 Newtons
91,46 Newtons
322,8 Newtons
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿En qué circunstancias, para una palanca de 3º grado la fuerza a aplicar es mayor que la resistencia?
Nunca
Siempre
Cuando el brazo de la resistencia es mayor que el brazo de la fuerza (r>d)
Cuando el brazo de la fuerza es mayor que el brazo de la resistencia (r<d)
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Para el siguiente sistema de poleas, indica la ventaja mecánica que proporciona.
2
4
6
8
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Para el siguiente sistema de poleas, indica la ventaja mecánica que proporciona.
4
8
16
32
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