AP Physics C: E&M

Review unit 1 of AP Physics C: Electricity and Magnetism with these resources! Learn all about electrostatics, electric fields and electric potential, point charges, and Gauss's Law to master unit 1.

Unit 1 – Electrostatics

Conductors, capacitors, and dielectrics will be just some of the things you learn about with our amazing AP Physics C: Electricity and Magnetism unit 2 resources!

Unit 2 – Conductors, Capacitors, Dielectrics

Want to review unit 3 of AP Physics C Electricity and Magnetism and prepare for the AP exam? Learn all about electric circuits, power in a circuit, steady state circuits, and capacitors in a circuit with these amazing guides and slides!

Unit 3 – Electric Circuits

Looking for extra help on unit 4 of AP Physics C Electricity and Magnetism? Review everything you need to know about magnetic fields, current-carrying wires and their magnetic fields, Biot-Savart's Law, and Ampere's Law with these resources!

Unit 4 – Magnetic Fields

Prepare for the AP exam by studying unit 5 of AP Physics C Electricity and Magnetism with these resources! This unit covers electromagnetism and inductance. These resources will help you master these topics!

Unit 5 – Electromagnetism

Frequently Asked Questions

Prepare for the AP Physics C: Electricity and Magnetism exam with these resources! Learn all about the logistics of the exam and provide tips and tricks to do well and understand the multiple choice and free response portions of the test. We also provide sample questions to best prepare for the AP Physics C Electricity and Magnetism exam!

Exam Skills- FRQ/MCQ

Exam Reviews

AP Cram Sessions 2021

Overview

💡1.1: Electric Charge & Coulomb's Law

What is Charge? 🌩️


Common Charges

Law of Electrostatics


Attract or Repel?

Conservation of Charge

Conductors and Insulators

Charging and Discharging

Electrostatic Force & Coulomb's Law

Practice Questions:

Unit 1: Electrostatics

Electric Fields

Simple Fields

Electric Field Strength

Electric Fields in Conductors & Insulators

Practice Questions

Electric Fields & Electric Potential

Electric Fields & Work

Potential Difference


Electric Potential of a Point Charge

Practice Questions: 

Point Charges - Fields & Potentials

What the Flux?!?

Gauss' Law

Density in Gauss' Law

Practice Problems

Practice FRQ

Extended Charge Distributions

Gauss' Law for Various Shapes

Potential Difference for a Variety of Shapes


Practice Questions


Other Charge Distributions - Fields & Potentials

2.0 Unit 2 Overview: Conductors, Capacitors, Dielectrics 

Key Terms

2.1 Conductors 

2.2 Capacitors 

2.3 Dielectrics

Questions for Review

Unit 2 Overview: Conductors, Capacitors, Dielectrics

Electric Field on the Surface of a Conductor

What Even Is a Conductor??

Electric Field Inside a Conductor 🔲

Application—Electric Shielding & Faraday Cages 🌩️🚘

Summing it up 😎

Practice Questions (courtesy of the AP Physics C EM Workbook)

Electrostatics with Conductors

What's a Capacitor?

Theory Time - Parallel Plate Capacitor 🎓


Other Types of Capacitors

Energy in a Capacitor 💡

Practice Questions 👍

Capacitors 📸

2.3: Dielectrics 

What are Dielectrics?

Why Does Adding a Dielectric Increase the Capacitance? 😕


Practice Question 👍

Dielectrics

Key Vocabulary 

3.1 Current and Resistance & 3.2 Current, Resistance, and Power 

3.3 Steady-State Direct-Current Circuits with Batteries and Resistors Only 

3.4 Gauss's Law

Unit 3 Overview: Electric Circuits

3.0: Overview 🌐

3.1: Circuit Quantities 🔋

Current 💨

Resistance 🛑

Ohm's Law 💡

Power

Circuit Symbols & Measuring Tools 🛠️

Drawing Parallel vs Series Circuits

Practice Question

Unit 3: Electric Circuits

Power in a Circuit 

Power 🌊

Power in a Circuit 🔦

Types of Circuits (Series vs. Parallel)

Kirchhoff's Voltage Law (Loop Rule) ➿

Kirchhoff's Current Law (Junction Rule) ❌

Resistors in Series & Parallel

Resistivity

Non-Ideal Batteries and EMF 🚨

Steady State Circuits 🔁

Capacitors in Series & Parallel

Steady State Behavior 🎯

RC Circuits 🏍️

Capacitors in a Circuit 📸

4.1 Forces on Moving Charges in Magnetic Fields

4.2 Forces on Current Carrying Wires in Magnetic Fields

4.3 Fields of Long Current Carrying Wires

4.4 Biot–Savart Law and Ampère’s Law

Unit 4 Overview: Magnetic Fields

4.0: Overview 👀

4.1: Forces on Moving Charges in a Magnetic Field 🧭

What Does a Magnetic Field Look Like?

Magnetic Force & the Right Hand Rule for Magnetic Fields 🖐️

Paths of Charged Objects 🗺️

Magnetic & Electric Field Interactions 🏗️

Unit 4: Magnetic Fields

Forces on a Wire in an External Magnetic Field ✅

Torque on a Wire 🚨

Magnetic Fields From a Current Carrying Wire 🌐

Forces Between Two Wires 🧲

Current-Carrying Wires & Magnetic Fields 🧲

Biot-Savart Law ☑️

Common Geometries for using Biot-Savart Law 🧭

Ampère's Law ➰

Solenoids 🏎️

Biot–Savart Law and Ampère’s Law 💯

5.0 Unit 5 Overview: Electromagnetism

5.1 Electromagnetic Induction (Including Faraday’s Law and Lenz’s Law)

5.2 Inductance (Including + LR circuits)

5.3 Maxwell’s Equations

Unit 5 Overview: Electromagnetism

5.0: Overview 🧭

5.1: Electromagnetic Induction

Making Magnets from Electricity 🧙

Magnetic Flux 🌐


Faraday's Law & Lenz's Law 🔦



Practical Applications ⚡

Maxwell's Equations 👨‍🔬

Practice Problems ✅

Unit 5: Electromagnetism

What is an Inductor? 🤔

Energy Stored in an Inductor 🔋

LR Circuit Behavior 🔍

LC Circuit Behavior 🧲📸

Practice Problem ✅

Inductance

Introduction

Key Vocabulary

Maxwell's Equations

1. Gauss's Law for Electric Fields:

2. Gauss's Law for Magnetic Fields:

3. Faraday's Law of Electromagnetic Induction:

4. Ampere's Law with Maxwell's Correction:

5. Ampere-Maxwell Law:

Maxwell’s Equations

The Ultimate AP® C: Electricity & Magnetism Exam Guide



A quick pep talk before we start

Exam Logistics 🤔



Section 1: Multiple Choice Questions



Strategies For the Multiple Choice Section 💪

Sample MC Questions



Section 2: Free-Response Questions



Strategies for the FRQ 🤨

Sample Free Response Questions

Exam Guide

Your guide to the 2022 AP Physics C: Electricity and Magnetism exam 

Format of the 2022 AP Physics C: E&M exam

When is the 2022 AP Physics C E&M exam and how do I take it?

How should I prepare for the exam?

Pre-work: set up your study environment

AP Physics C E&M 2022 Study Plan

⚡️ Unit 1: Electrostatics

🔋 Unit 2: Conductors, Capacitors, Dielectrics

🔌 Unit 3: Electric Circuits

🧲 Unit 4: Magnetic Fields

⚛️ Unit 5: Electromagnetism

More Resources:      

2022 AP Physics C: E&M Exam Guide

Physics C: E&M Open House Slides

Physics C: E&M Open House Slides

AP Physics C: E&M 💡

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