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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does Coulomb's Law state about the forces between two charges?
๐ก Hint: Think about how charges interact with each other.
Question 2
Easy
Define an electric field in your own words.
๐ก Hint: Consider the effect of a charge on another charge placed nearby.
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 does Coulomb's Law relate to the distance between two charges?
- It is directly proportional
- It is inversely proportional
- It is independent
๐ก Hint: Remember the structure of Coulomb's Law.
Question 2
True or False: The electric field always points away from positive charges.
- True
- False
๐ก Hint: Visualize how electric field lines behave.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Two charges, +3ฮผC and -3ฮผC, are placed 0.2 m apart in a vacuum. Find the electrostatic force between them and specify its nature.
๐ก Hint: Carefully consider the signs of the charges.
Question 2
A charge of +10ฮผC is fixed, and a second charge of unknown magnitude is placed 0.1 m away from it and experiences a force of 0.02 N. What is the magnitude of the second charge?
๐ก Hint: You need to isolate the unknown charge in your final formula.
Challenge and get performance evaluation