AP Physics C: Electricity and Magnetism

Unit 12 Magnetic Fields and Electromagnetism

4 topics · 81 questions, each explained

1. 12.1 Magnetic Fields 10 ideas · 33 questions

   Magnetic field, B⃗ · Vector field map · Magnetic field line · Current of a circulating charge · Compass · Magnetic domain · Earth's magnetic field · Magnetic permeability, μ · Vacuum permeability, μ₀ ·

2. 12.2 Magnetism and Moving Charges 4 ideas · 16 questions

   Magnetic field of a moving charged particle · Magnetic force on a moving charge, F⃗_B = q(v⃗ × B⃗) · Independent electric and magnetic forces · Hall effect

3. 12.3 Magnetic Fields of Current-Carrying Wires and the Biot-Savart Law 4 ideas · 14 questions

   Biot–Savart law · Field lines around a wire segment · Field at the center of a circular loop · Magnetic force on a current-carrying wire

4. 12.4 Ampère’s Law 4 ideas · 18 questions

   Ampère’s law · Amperian loop · Superposition of magnetic fields · Maxwell’s addition to Ampère’s law

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