Angela Liang
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What's the difference between electrostatic charges& electric charges
The discussion centers on the distinction between electrostatic charges and electric charges. Participants emphasize the foundational concepts of positive and negative charges in electrostatics, as well as the principles of current electricity. A specific formula, P=I^2R, is mentioned in relation to tungsten's resistance and its effect on power generation when a large current flows. The conversation encourages further research into these topics to clarify understanding.
PREREQUISITESStudents studying physics, educators teaching electricity concepts, and anyone interested in understanding the principles of electrostatics and electric charges.
Angela Liang said:What's the difference between electrostatic charges& electric charges
Angela Liang said:Ok. It's all in another forum. I found out that given the high resistance of a tungsten, it can produce large power when a large current passes through( P=I^2R. )And there is way to increase temperature of the conductor through external sources. So this means R increases without the current being purposely changed ( but it decreases due to increased resistance and a fixed voltage...I inferred this part...not sure whether it's correct tho)
I know. That's what I asked in the other forum. I just started this forum on this qn.davenn said:That has nothing to do with the question you asked in your OPDave
For electrostatic we only learned +/- charges and about how lightning is formed. So after that we learned about current electricity.Angela Liang said:I know. That what I asked in the other forum. I just started this forum on this qn.