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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is electric charge?
💡 Hint: Think about forces in electric or magnetic fields.
Question 2
Easy
Define positive charge.
💡 Hint: Consider what happens when an object loses electrons.
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 is the unit of electric charge?
- Coulomb
- Joule
- Volt
💡 Hint: This unit is named after Charles-Augustin de Coulomb.
Question 2
True or False: Electric charges can be created and destroyed.
- True
- False
💡 Hint: Think about how charges behave in a closed system.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A sphere has a net positive charge of +10μC. If it gains additional +5μC charge, what will its new charge be?
💡 Hint: Remember the additive property of charge.
Question 2
Two point charges, +3μC and -3μC, are 1 meter apart. Calculate the force between them using Coulomb's law.
💡 Hint: Look up the formula for Coulomb's law.
Challenge and get performance evaluation