From 353de539620a43eacb98f359cb5db5633d0e6026 Mon Sep 17 00:00:00 2001 From: tactonbishop Date: Tue, 11 Oct 2022 12:00:05 +0100 Subject: [PATCH] Last Sync: 2022-10-11 12:00:05 --- Electronics/Physics_of_electricity/Resistance.md | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/Electronics/Physics_of_electricity/Resistance.md b/Electronics/Physics_of_electricity/Resistance.md index ec98392..d2a897c 100644 --- a/Electronics/Physics_of_electricity/Resistance.md +++ b/Electronics/Physics_of_electricity/Resistance.md @@ -23,6 +23,17 @@ The opposite to resistance is **conductance**. Again conductance is not the same ### Resistance - We use $R$ to represent resistance -- Resistance is measured in **ohms** ($\Omega$) +- The unit of resistance is **ohms** ($\Omega$) > One ohm is the resistance of a circuit or circuit element that permits a steady current flow of one [amp](/Electronics/Physics_of_electricity/Current.md#formal-expression) (one coulomb/second) when one [volt](/Electronics/Physics_of_electricity/Voltage.md#voltage) is applied to the circuit. + +### Conductance + +- We use $G$ to represent conductance +- The unit of conductance is **Mho** (ohm spelled backwards) ($\mho$) + +> Conductance is the ability of a material to pass electrons + +> Given that resistance is the opposite of conductance, the relation between the two quantities can be expressed via a recipricol: $R = 1/G$ and $G = 1/R$ + +## Resistor components