TED-Ed
TED-ED: Electric vocabulary - James Sheils
We all know the words around electricity -- _charge," _positive," _battery" and more. But where do they come from and what do they really mean? Let the history of these words illuminate the physics of electric phenomena.
Bozeman Science
Magnetic Field of a Wire
In this video Paul Andersen explains how current moving through a wire will generate a magnetic field tangent to the wire. As the current increases the magnetic field will increase and as the radius from the wire increase the magnitude...
Flipping Physics
Motional emf via Faraday's Law
In today's episode, we explore an alternative derivation of the motional emf equation, revealing a fascinating perspective. Picture a conductor moving right on parallel metal rails connected by a wire in a uniform magnetic field. A force...
Flipping Physics
Biot Savart Law and Magnetic Field around a Current Carrying Wire
Explore the fascinating world of magnetism with today's lesson on the Biot-Savart Law! Join us at Flipping Physics as we delve into the equation that defines the infinitesimally small magnetic field (dB) created by current through a...
Flipping Physics
Current and Drift Velocity
We explore the concept of electric current and conventional current, which is the direction that positive charges flow, and the reality that electrons move in the opposite direction in most circuits. We derive the equation for average...
Curated Video
Simple LED circuit - basic electronics
How to design a simple LED circuit. Which resistor to use, How to calculate the resistor.
Curated Video
Multi-LED circuit design - LED Parallel Circuits
Multi-LED circuit. How to design a circuit which uses multiple LED's or multi-colored LED's. We learn the basics in this video with full calculations to design electronic circuits.
Curated Video
Conventional Current v Electron Flow - Electricity explained
Conventional current and electron flow. In this video we briefly learn the difference between conventional current and electron flow. We learn how the electron was discovered and why battery terminals are positive and negative. What is...
Curated Video
AC Voltage Calculation - Vrms Vmax Frequency
Learn how AC voltage varies with AC since wave and how to calculate the Vrms root mean squared, vmax, peak voltage, the frequency and voltage of different countries.
Curated Video
Transistors Explained - How transistors work
Transistors how do transistors work. In this video we learn how transistors work, the different types of transistors, electronic circuit basics, how to build a transistor circuit, transistor amplifier, current gain beta, npn, pnp, heat...
Flipping Physics
Basic Series and Parallel Resistor Circuit Demos and Animations
A detailed look at basic series and parallel resistor circuits. Includes demonstrations of the real circuits and animations of the electric potential energy of the charges as they move through the circuit.
Flipping Physics
2016 #4 Free Response Question - AP Physics 1 - Exam Solution
My solutions to Free Response Question #4 from the 2016 AP Physics 1 Exam. This is a electric circuits question about ranking electric potential differences and currents. Also included are my reflections on how to get perform better on...
Flipping Physics
Electric Potential Difference and Circuit Basics
The following topics are discussed: Electric Potential Energy, Electric Potential Difference, Electromotive Force, emf, Terminal Voltage, Basic Circuits, Current Direction, open, closed, and short circuits, electrical load, and light...
Flipping Physics
Introduction to Conventional Current and Direct Current with an Example Problem
An introduction to Conventional Current and Direct current. Includes conventional current direction and dimensions. We even talk about the Bohr model of the atom. And, of course, an example problem where we figure out current and the...
Flipping Physics
Current, Resistance, and Simple Circuits - Review for AP Physics C: Electricity and Magnetism
AP Physics C: Electricity and Magnetism review of Current, Resistance, and Simple Circuits including: deriving electric current in terms of drift velocity, current density version of Ohm’s law, defining resistivity, deriving resistance,...
Curated Video
DC Series circuits explained - The basics working principle
Series circuits DC Direct current. In this video we learn how DC series circuits work, looking at voltage, current, resistance, power consumption as well as how to use a multimeter. There's also a problem at the end of the video for you...
Curated Video
DC parallel circuits explained - The basics how parallel circuits work working principle
Parallel Circuits Explained. In this video we take a look at how DC parallel circuits work and consider voltage, current, resistance, power consumption as well as some worked examples and some test questions with solutions.
Curated Video
How A Car Battery Works
How does a car battery work, learn from the basics where we use and battery and how batteries work.
Curated Video
Power Inverters Explained
Power inverter explained. In this video we take a look at how inverters work. We look at power inverters used in cars and solar power to understand the basics of how they operate. We then cover electricity fundamentals, direct current,...
Curated Video
Flemings Left Hand Rule
In this video, we're going to learn the Flemings Left Hand Rule. This rule is important for determining the direction of rotation for a DC motor.
Programming Electronics Academy
Intro to Schematics: Base Electronics: 7
An introduction to reading electrical schematics.
Curated Video
Diodes Explained - The basics how diodes work
Diodes Explained, in this tutorial we look at how diodes work, where diodes are used, why diodes are used, the different types. We look at diodes in half and full bridge rectifiers to convert AC to DC.
Curated Video
Electrical Current Explained
What is electrical current? How does electricity work. In this video we learn what is electrical current, alternating current, direct current, ammeters, multimeter, power monitor, GFCI, circuit breaker, fuses, resistors and much much more!
Curated Video
Ohms Law Explained - The Basics Circuit Theory
Ohms Law Explained. In this video we take a look at Ohms law to understand how it works and how to use it. We look at voltage, current, resistance and the relationship between these. We also use ohms triangle to solve examples.