
Recuperação Eletrização e Lei de Coulomb

Quiz
•
Physics
•
2nd Grade
•
Medium
Used 1+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
De acordo com a Lei de Coulomb, assinale a alternativa correta:
A força de interação entre duas cargas é proporcional à massa que elas possuem.
A força eletrostática é diretamente proporcional à distância entre as cargas.
A força elétrica entre duas cargas independe da distância entre elas.
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
F = 60 N
F = 12,2 N
F = 14 N
F = 500 N
F = 122 N
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Calcule a intensidade da força elétrica de repulsão entre duas cargas puntiformes 3 x 10^{-5} e 5 x 10^{-6} que se encontram no vácuo, separadas por uma distância de 15 cm.
70 N
80 N
50 N
40 N
60 N
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
O Processo de eletrização é q necessita de encontro entre dois corpos é:
Eletricidade
Contato
Indução
Atrito
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
A unidade de carga elétrica no SI é:
o Coulomb.
o Newton.
o Ampére.
o Joule.
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Qual é a fórmula matemática para calcular a força elétrica entre duas cargas?
F = k * q1 * q2 / r^2
F = k * q1 / r^2
F = q1 * q2 / r^2
F = k * |q1 * q2| / r^2
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Quais são as unidades de medida da força elétrica?
Newton (N)
Joule (J)
Ampere (A)
Volt (V)
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