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Re: Re: Positive ground..?!
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Posted by george md on January 27, 2002 at 21:51:29 from (65.89.202.36):
In Reply to: Re: Positive ground..?! posted by Bill from up north on January 27, 2002 at 19:23:21:
bill, some 40 years ago when i was in elec engineering school, one professor insisted current flow was pos to neg. he proved his theory by saying look at electro plating tank. the other professor said ,look at radio tubes , flow from neg to pos,proved by saying heat the cathode and it emits electrons and they go to the positive plate (or collector ). digesting this says current flow is pos to neg and electron flow is neg to pos. these assumptions made ele engineering a challenge. george
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