Instructional Video3:37
Curated Video

Using Chemical Reactions to Produce Electricity: Cells and Batteries

Higher Ed
The video explains how chemical reactions can be used to produce electricity, starting with cells and batteries. It describes how a simple cell is made by connecting two different metals with an electrolyte and explains how the potential...
Instructional Video4:05
Curated Video

Understanding Transformers: How they Change Voltage and Current

9th - Higher Ed
This is a tutorial video on transformers and how they change the size of an alternating potential difference. The video explains the structure and action of a transformer, which consists of two coils wound on a common iron core - the...
Instructional Video7:01
Curated Video

Understanding the Dynamo: How the Generator Effect Produces Direct Current

9th - Higher Ed
The video explains how the generator effect is utilized in a Dynamo to produce a direct current. The concept of the generator effect is discussed, where a potential difference is induced in a conductor when it's placed in a magnetic...
Instructional Video6:10
Curated Video

Alternators and the Generator Effect: How They Create Alternating Currents

9th - Higher Ed
This video discusses how alternators use the generator effect to produce an alternating current. The video explains how this effect can be utilized to generate both alternating and direct currents, and how the direction of the potential...
Instructional Video3:45
Curated Video

Electromagnetic Induction and Generators

9th - Higher Ed
This video discusses the concept of electromagnetic induction. The video highlights the factors that affect the size and direction of the induced potential difference. The generator effect is explained, and it is noted that the induced...
Instructional Video7:46
Curated Video

Introduction to Fuel Cells: Advantages and Disadvantages

Higher Ed
The video discusses fuel cells, which use hydrogen as fuel and react it with oxygen to produce only water, hence not emitting any greenhouse gases. Several methods of producing hydrogen, including steam reforming and electrolysis, are...
Instructional Video7:04
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Electric Generator

K - 12th
It explains construction of an electric generator and the working of an AC and DC generator and its differentiation.