How to simulate electric field under DC voltageLogin
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This is the basic equation for calculating the electric potential, which shows that the electric potential V is equal to the electric potential energy U, divided by the charge q that would be placed at a point some distance away from the main charge. The electric potential energy U is equal...
In a static electric field, the work required to move per unit of charge between two points is known as voltage. Mathematically, the voltage can be expressed as,Where work done is in joules and charge is in coulombs.We can define voltage as the amount of potential energy between two point...
The history of batteries can be traced back to 1800. Learn about the history of batteries and find out how the Daniell cell battery is constructed. HowStuffWorks.com Batteries have been around longer than you may think. In 1938, archaeologist Wilhelm Konig discovered some peculiar clay pots ...
Let's find out. Circuit Breaker: At Work in Your Home This diagram shows the basic parts and design of a circuit breaker. HowStuffWorks The power distribution grid delivers electricity from a power plant to your house. Inside your house, the electric charge moves in a large circuit, ...
But you don't have to wait for a storm to bring an electromagnet to life. A current is introduced, either from a battery or another source of electricity, and flows through the wire. This creates a magnetic field around the coiled wire, magnetizing the metal as if it were a permanent ...
1. there is a great documentation in comsol's software. You can find the answer of my questions right there (in the menu, Help->documentation) 2. In order to see the current flowing, you need to use Electric Currents interface in ACDC module. You can give DC voltage as choosing an e...
An equipotential is a path through space where the voltage is constant along that path – similar to electric field lines. Electric potential is in units of joules (energy) per coulomb (electric charge), so it describes the amount of energy exerted per unit of charge. We can also describe ...
Nearly all of our cellshave the ability to generate electricity. And in this article, we'll look at the role of electricity in the human body and find out how we produce it in the first place. The starting point is simple: Right now, any cells in your body that aren't actively sendi...