Practice - Current Electricity: Charges in Motion
Practice Questions
Test your understanding with targeted questions
What unit measures electric current?
💡 Hint: Think about the last letter in the word that begins with 'Amp'.
What is the formula for Ohm's Law?
💡 Hint: It relates voltage, current, and resistance.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the unit of electric current?
💡 Hint: Remember that 'A' stands for this unit!
True or False: In a parallel circuit, if one component fails, the others will stop working.
💡 Hint: Think about household electricity!
1 more question available
Challenge Problems
Push your limits with advanced challenges
A circuit has three resistors in series: 4Ω, 5Ω, and 6Ω. What is the total resistance and current if the voltage is 20V?
💡 Hint: Add the resistances first before calculating current.
You have two resistors, 6Ω and 3Ω, in parallel. What is the total resistance?
💡 Hint: Use the parallel resistance formula to find the answer.
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Reference links
Supplementary resources to enhance your learning experience.