2013年6月16日 · No, the total number of electrons/cm^3 for copper is 2.46x10^24. Therefore, if each atom contributes just one mobile electron to the metal's electron-sea, then the free …

2012年5月2日 · I'm currently pursuing a degree in either Physics or Electrical Engineering because optics,photonics etc and the excitement of attempting to replace electrons in …

2013年6月12日 · \$\begingroup\$ @supercat sure, but then you have to account for parasitic capacitances and inductances and analyze your circuit to guarantee that the source and drain …

2020年12月20日 · As all we know, there are different ways of generating electricity such as solar cells, wind turbines, dams, etc... I'm gonna pick wind turbines as a metaphor to tell what is on …

physics; Share. Cite. Follow asked Apr 29, 2019 at 10:47. user27119 user27119. 247 2 2 silver badges 11 11 ...

2012年4月9日 · Lenz’s name, or at least his first initial, is attached to still one more area of physics nomenclature. The symbol “L” was chosen to represent “inductance” in honor of his …

2015年10月12日 · physics; or ask your own question. The Overflow Blog How engineering teams can thrive in 2025 “Countries ...

2021年3月6日 · I'm using physics logic I've read online to understand this. I understand volts as electrons in a high state of energy ready to move to a lower state of energy (because they …

Nope, wrong. Instead voltage is the math-concept "Potentials," which aren't energy, nor are they "potential to do something." Here's another miscon: "voltage is the potential energy per unit …

2011年12月25日 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for …