The Three Pin Plug

Topics: Plastic, Electric charge, Electricity Pages: 3 (638 words) Published: October 27, 2010
The 3 Pin Plug

The three pin plug is the most commonly used and one of the most important devise we use every day. Although it is an simple devise it is the most impotent part of any electrical object we use. And as we are getting more and more dependent on technology the plug is becoming increasingly important in our lives.

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List of components and material used:

|Name |Material |Purpose | |The Casing |Polyvinyl chloride |Restively cheap | | | |it can be easily moulded into complex shapes | | | |is a tough material so does not shatter when | | | |dropped | | | |of heat and electricity | |The pins |Brass |The material is ductile, | | | |it is a conductor of electricity and heat the | | | |material is resistant to wear and corrosion- | | | |which is essential in a plug because there must| | | |be no gaps. T | | | |he material can be soldered and brazed. | | | |The material can be cast, rolled, forged, | |...
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