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amr mohamed
 
 


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PostSubject: Electrical Current   Wed 16 Mar 2011, 6:56 am

Electrical Current

Electric charge can move freely through the items
Or materials connected to the electricity
Such as iron, copper, aluminum .. The insulators are materials that can not
Pass the electric charge such as air or glass or plastic

Power supply
is disconnected



When you plug the power



Sale of these shipments is called
Electric current, which is measured in unit called Amp, the percentage of the world
French and André Marie Ampère, who worked on the study of the impact of magnet years
1775-1836




And the definition of
Amp is the flow of one Coulomb One coulomb per second


santa

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