Mecanismes
Quiz
•
Instructional Technology
•
8th Grade
•
Practice Problem
•
Medium
Ramon Sabarich
Used 11+ times
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Què és un mecanisme?
Un joc de nens petits
Una màquina senzilla que ajuda a reduir la força.
Un objecte elèctric que serveix per transformar l'energia elèctrica en energia del moviment.
Un element que serveix per transmetre o transformar el moviment
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quins tipus de moviment hem estudiat?
Giratori i linial
Breakdance i hip hop
Linial i segmentat
Giratori i proporcional
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quin problema pot tenir el mecanisme de rodes de fricció?
Que emet una olor molt forta.
Que llisca a altes velocitats.
Que s'escalfa massa.
Que és molt difícil d'aturar.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si la roda motriu d'un mecanisme de politges gira en sentit horari, en quin sentit gira la roda receptora?
Horari
Antihorari
No gira es transforma en moviment linial.
Amb menys velocitat.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quin mecanisme veus a l'imatge?
Cargol sense fi - corona
Engranatges
Pinyó - cremallera
Rodes de fricció
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Per a què serveix aquest mecanisme?
Transmet el moviment circular al seguidor.
Transforma el moviment circular en linial.
Transmet el moviment linial.
Transforma el moviment linial en circular.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Com podem aconseguir que la roda motriu i la receptora final d'un mecanisme d'engranatges girin en el mateix sentit?
Introduint una roda boja entre mig d'elles.
Ja giren en el mateix sentit.
Girant la cadena i invertint el moviment.
No es pot fer.
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