3.2 - ELECTRIC CURRENT
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
What is electric current?
💡 Hint: What do we measure electric current in?
What unit measures electric current?
💡 Hint: What did we say an ampere represents?
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the SI unit of electric current?
💡 Hint: Think about the flow of charge.
True or False: Unsteady current can flow steadily over time.
💡 Hint: Consider the definition of unsteady.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Calculate the total charge that passes through a conductor carrying a steady current of 5 A over 30 seconds.
💡 Hint: Multiply current and time!
If a circuit experiences a surge and a total of 15 coulombs of charge flows in 3 seconds, what is the resulting current?
💡 Hint: Remember to divide charge by time to find current.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.