2.1 - Statement
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
Define electric charge.
💡 Hint: Think about the interaction of charged objects.
What are the two types of electric charges?
💡 Hint: Remember how they affect each other's movement.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does Coulomb's law pertain to?
💡 Hint: Consider what forces occur in electrostatics.
Is electric charge conserved in a closed system?
💡 Hint: Remember the principle related to charge creation and annihilation.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Two charges, +2 μC and -6 μC, are placed 0.5 m apart. Calculate the force acting between them and indicate its nature (attractive or repulsive).
💡 Hint: First identify the charge types and signs before substituting into the formula.
Explain how a dipole interacts with an external electric field, including formulas for dipole moment and field.
💡 Hint: Remember that torque formula also plays a role here!
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.