Save guides, add subjects and pick up where you left off with your BBC account. Resistance ® close resistance (R)How difficult it is for current to flow. increases when components, for example a ...

That’s because each branch has the same voltage across it, and only has the resistance ... circuit diagram contain a cell and two lamps connected in parallel In a parallel circuit, if a lamp ...

When you leaf through a basic electronics textbook, you’ll find ... defying circuit you are told works due to the tunnel diode being of a class of devices having a negative resistance, though ...