## Physics 121: Electricity & Magnetism – Lecture 8 DC Circuits

Nanotechnology Information Center: Will this acid react with that base? In between the plates is fairly concentrated sulfuric acid about 4M. Principles of Operation John Denker.

The junction rule states that the sum of the current entering any junction must equal the sum of the currents leaving the junction. Grounding a circuit means connecting it to the earth.

At one extreme, there are simple scaling laws that are easy to learn, easy to use, and very useful in everyday life.

The charge carried by each charge carrier increases. About Batteries presents an animated description of how batteries work. My presentations Profile Feedback Log out.

Especially useful for polyprotic systems which would otherwise require solution of many simultaneous equations. After a very long time, what is the current in the battery?

## Circuits Electromotive Force Work, Energy and emf

When a potential difference, V, is applied across resistors connected in parallel, the resistances all have the same potential difference, V. The equivalent resistance that can replace a series combination of resistance is Parallel resistance: Pumping Charges: UNC-Chapel Hill provides a compact summary of this topic. So if we put in the numbers, we get the cube root of the previous number, i. Part of the Chem1 Virtual Textbook Cubic crystal lattices and close packing - the origins of long-range order in solids.

Real Battery Real battery has internal resistance to the internal movement of charge.

KnowledgeDoor - an excellent compendium of Chemistry- and Science-related data, in many ways more comprehensive than the Handbook of Chemistry and Physics , and certainly more convenient to use.

PbO 2.

Greek letter omega. Please wait.... The fall of the electron.

When you increase the current in a wire, what happens? An introduction to chemical science.