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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What are the two types of electric charges?
💡 Hint: Think about what happens with electrons.
Question 2
Easy
What does it mean that electric charge is conserved?
💡 Hint: Consider the law of conservation in physics.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What type of charge has an excess of electrons?
- Positive
- Negative
- Neutral
💡 Hint: Consider what happens when electrons are added.
Question 2
Coulomb's Law explains the relationship between forces and what other two factors?
💡 Hint: Think about how changing distances modifies interactions.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Two charges, +3 µC and +1 µC, are separated by a distance of 5 cm. Determine the force between them using Coulomb's law.
💡 Hint: Convert µC to C before calculating!
Question 2
A point charge of +2 µC creates an electric field at a distance of 15 cm. Compute the electric field strength.
💡 Hint: Make sure to convert µC to C, and remember ε0 = 8.85 × 10^-12.
Challenge and get performance evaluation