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Unit 11: Electric Circuits

Electric Power

Derive P = IΔV, choose between I²R and ΔV²/R, track energy into and out of circuit elements, and rank bulb brightness by power.

Topic 11.4 · 8 min read

This lesson comes with the AP Physics C: Electricity and Magnetism plan

In this lesson

  1. 01Where comes from
  2. 02Power in a resistor
  3. 03Power and the brightness of bulbs
  4. 04Worked examples
  5. 05Where students lose points
  6. 06On the exam

The first units’ lessons are free. The plan opens every lesson, every practice question with worked solutions, your study plan and calendar, for $14.49 a month. Cancel any time.

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