Movimiento circular uniforme
Quiz
•
Physics
•
11th Grade
•
Medium
Carlos Lazo
Used 75+ times
FREE Resource
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Un rueda gira uniformemente y realiza 20 revoluciones en 30 s. Determine su período de rotación.
1,5
2,5
3
4
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Un disco logra dar 50 vueltas en 60 segundos. Determine el período del disco.
1 s
1,2 s
2,4 s
3,6
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Hallar la frecuencia (en rev/s) de un disco que efectúa uniformemente 10 revoluciones en 2 s.
1/5
5
2
8
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Una rueda de bicicleta efectúa 30 vueltas en 5 segundos. ¿Cuánto será su velocidad angular?
6 pi rad/s
18 pi rad/s
14 pi rad/s
12 pi rad/s
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
La hélice de un ventilador gira con movimiento de rotación uniforme tal que un punto de los extremos tiene una velocidad de 31,4 m/s. Si el radio de giro de estos puntos es 50 cm. ¿Cuál es el período de rotación de la hélice?
0,1 s
0,3 s
0,25 s
0,15 s
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Un automóvil transita por una curva de 50 m de radio y recibe una aceleración centrípeta de 2m/s2 ¿Cuál es su rapidez constante?
100 m/s
10 m/s
25 m/s
0.1256 m/s
Ninguna de las anteriores
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Si una partícula gira con rapidez angular de 8.5 rad/s, ¿cuánto tarda en efectuar una revolución?
1.3528 s
0.7391 s
8.5 s
0.1176 s
Ninguna de las anteriores
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