
Movimento Circular Uniforme
Authored by Frederico Moreira
Science
10th - 12th Grade
Used 61+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Uma roda gigante completa 50 voltas em 60 minutos. Determine seu período em segundos.
50
60
72
108
144
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
O planeta Terra possui raio de 6400 km e completa uma volta em torno de si a cada 24 horas. Calcule A velocidade de rotação da Terra. Use pi = 3.
1400 km/h
1500 km/h
1600 km/h
1700 km/h
1800 km/h
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Determine a velocidade angular do ponteiro dos minutos de um relógio de ponteiros.
6º/min
6ª/hora
6º/segundo
30º/hora
30º/minuto
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Um pneu de carro possui 720º/segundo de velocidade angular. Sendo seu raio igual 0,5 m e pi=3, calcule sua velocidade linear.
12 m/s
9 m/s
6 m/s
4 m/s
3 m/s
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
O planeta Terra gira em torno do Sol com velocidade de 30000 m/s e raio de 150.000.000 km. Calcule sua aceleração centrípeta em m/s2.
6
0,6
0,06
0,006
0,0006
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Um ônibus realiza uma curva circular de raio 100 metros com velocidade constante de 20 m/s. Calcule sua aceleração centrípeta.
5 m/s2
10 m/s2
12 m/s2
4 m/s2
20 m/s2
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Uma roda gigante possui velocidade angular de 900 º/minuto. Calcule seu período em segundos.
12
24
36
45
60
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