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Showing posts with label
charge
.
Show all posts
Showing posts with label
charge
.
Show all posts
Wednesday, March 24, 2010
What is the potential difference?
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As we have seen it a previous post a power supply has an electromotive force ( e.m.f ). The e.m.f. is the energy that the power supply ...
1 comment:
Friday, March 19, 2010
What is electro-motive force (e.m.f.)?
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As you would remember from this post on complete circuit a power supply is needed in order to move charges in the circuit. Thus if we c...
4 comments:
Thursday, March 11, 2010
what is an electric current?
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As we have seen in an earlier post, an electric current will only flow if their is a complete circuit . You have also seen that an electric ...
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