1 vote

Current sign convention RC and LC circuits

I don't understand what you mean by "the rate at which charge is leaving the capacitor should equal the rate at which the circuit is gaining the charge". Perhaps that's why I can't follow ...
  • 58.2k
1 vote

Properties of the rank-4 Levi-Civita tensor in relativity

The first equation only holds for Minkowski spacetime, something that explicitly appears in Weinberg's "Gravitation and Cosmology" book (which the linked site references). In that case $\...
  • 1,233
1 vote

What is the difference whether a space is used between number and unit for temperature?

As a rule, in the metric system, there is always a space between the number and the unit. All the rules relative to the metric system are described on the NIST website there. One can read for instance:...
  • 1,615

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