9 min read
This study guide covers circuits, a high-value topic (17-23%) on the AP Physics C: E&M exam. Key concepts include voltage, current, resistance, Ohm's Law, power, and series/parallel circuits. It also discusses current density, resistivity, and measuring tools (voltmeters/ammeters). Practice questions and exam tips are provided.
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Question 1 of 12
Imagine a water hose analogy for an electric circuit. If the water pressure increases, what does this represent in an electrical circuit? 🌊
Increased resistance
Increased current
Increased voltage
Decreased current