Transformers (Circuits)
Electricity sent through power lines is transmitted with high voltages through long thick power lines because wires have a resistance that causes power loss at a rate proportional to the current squared. By transmitting at a high voltage, energy loss is minimized. Home appliances however operate at much lower voltages. Something is needed to convert the power to a high current, low voltage power that home appliances can use. This conversion from high voltage to low voltage, and vice versa, is accomplished by a transformer.
Background
Induction
Mathematical Formulae
Examples
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Simple
Middling
Difficult
Connectedness
- How is this topic connected to something that you are interested in?
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- Is there an interesting industrial application?
History
See also
This will give you a general understanding of Faraday's Law, which is the basis behind transformer technology.
Inductance is another property of an electrical conductor derived from Faraday's law.
Changing the flux of a magnetic field around a coil will induce voltage.
Further reading
Books, Articles or other print media on this topic
External links
http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/transf.html
https://en.wikipedia.org/wiki/Transformer
http://www.edisontechcenter.org/Transformers.html
References
Chabay, R., & Sherwood, B. (2015). Electric Potential. In Matter & interactions (4th ed., Vol. Two, pp. 920). Danvers, Massachusetts: J. Wiley & sons.