This AP Physics C: Electricity and Magnetism practice exam (print & digital versions included) has 40 multiple-choice questions covering all 6 units, plus all 4 free-response questions worth 10, 12, 10, and 8 points — exactly matching the May 2026 exam in the redesigned 2025 format. The study guide walks through Electric Charges and Gauss's Law, Electric Potential, Conductors and Capacitors, Circuits, Magnetic Fields, and Electromagnetic Induction, with Maxwell's equations, all the time constant