
Coulomb's Law and Electric Forces
Authored by Thuw Pao
Mathematics
11th Grade
Used 2+ times

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25 questions
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1.
OPEN ENDED QUESTION
5 mins • 1 pt
Định luật Coulomb là gì?
Evaluate responses using AI:
OFF
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Biểu thức của định luật Coulomb là gì?
F = k |q1 q2| / r^2
F = k |q1 + q2| / r^2
F = k |q1 - q2| / r^2
F = k |q1 q2| * r^2
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Các điều kiện để hai điện tích đẩy nhau là gì?
q1 q2 > 0
q1 q2 < 0
q1 = q2
q1 ≠ q2
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Làm thế nào để tính độ lớn của lực tổng hợp khi hai lực F1 và F2 có một góc α?
F = √(F1² + F2² + 2F1F2 cos α)
F = F1 + F2
F = F1 - F2
F = F1 * F2
5.
OPEN ENDED QUESTION
5 mins • 1 pt
Điều kiện để một điện tích ở trạng thái cân bằng là gì?
Evaluate responses using AI:
OFF
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Công thức tính lực Coulomb là gì?
F = k |q1 q2| / r^2
F = k |q1 + q2| / r^2
F = k |q1 - q2| / r^2
F = k |q1 q2| * r^2
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Điều gì xảy ra khi q1 q2 > 0?
Các điện tích đẩy nhau
Các điện tích hút nhau
Các điện tích trung hòa lẫn nhau
Các điện tích không có tác động gì
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