
Kirchhoff's laws, capacitor discharge, sign convention
Jul 9, 2018 · Consider a circuit in which a resistor is connected to a charged capacitor which discharges over the resistor. In the textbook I'm using, following application of Kirchhoff's …
How does conservation of charge explain Kirchhoff's current law?
Oct 9, 2024 · Kirchhoff's current law is justified by conservation of charge. But conservation of charge means that in a closed system, the amount of charge doesn't change, not that it can't …
On Kirchhoff's law of thermal radiation - Physics Stack Exchange
Jan 12, 2022 · I came across a seemingly simple derivation of Kirchhoff's Law: Consider two bodies A and B placed in a constant temperature enclosure, and B is a perfect black body. …
Why doesn't Kirchhoff's Law work when a battery is shorted with …
May 14, 2020 · 4 We can apply Kirchhoff's law here; it works just fine. Suppose we design a circuit consisting of a 5 V battery shorted with an ideal wire. Then Kirchhoff's law is applicable, …
Radiation - Kirchhoff's Law - Physics Stack Exchange
Apr 8, 2025 · Kirchhoff's law, as per my understanding states that for a body in thermal equilibrium, it must emit more radiation if it absorbs more radiation and less if it absorbs less.
How is a capacitor implemented in Kirchoff's Loop Rule?
Jan 10, 2019 · Kirchhoff's voltage law (or loop law) is simply that the sum of all voltages around a loop must be zero: $$\sum v=0$$ In more intuitive terms, all "used voltage" must be …
Kirchhoff's voltage law, signs? - Physics Stack Exchange
Sep 18, 2022 · Consider the circuit below from the book Electrical Engineering, Principles and Applications (p. 95). According to that book, we get from Kirchhoff's voltage law that $$ …
Kirchhoff's Law of Thermal Radiation - Physics Stack Exchange
Nov 10, 2021 · How can we intuit when Kirchhoff's law of radiation applies and when it doesn't apply? I recognize the criteria for thermodynamic equilibrium, one of which is that the …
thermodynamics - How does Kirchoff's law of Thermal radiation …
Aug 23, 2022 · 0 Kirchhoff's law of thermal radiation is "a body emits radiation at a given temperature and frequency exactly as well as it absorbs the same radiation." Is this law valid …
electric circuits - How can I use the Kirchhoff Laws where there’s a ...
Aug 30, 2022 · Normally we use the Kirchhoff Laws on “loops” in the circuit and to form loops, “electronic components” are connected to wires on both sides. However, with a ground …