Unterschiede
Hier werden die Unterschiede zwischen zwei Versionen angezeigt.
| Beide Seiten der vorigen Revision Vorhergehende Überarbeitung Nächste Überarbeitung | Vorhergehende Überarbeitung | ||
| electrical_engineering_and_electronics_1:block01 [2025/09/28 15:47] – mexleadmin | electrical_engineering_and_electronics_1:block01 [2025/09/29 21:52] (aktuell) – mexleadmin | ||
|---|---|---|---|
| Zeile 3: | Zeile 3: | ||
| ===== Learning objectives ===== | ===== Learning objectives ===== | ||
| < | < | ||
| + | After this 90-minute block, you can | ||
| * Use the SI base quantities, units, and symbols correctly; convert between units with prefixes. | * Use the SI base quantities, units, and symbols correctly; convert between units with prefixes. | ||
| * Distinguish base vs. derived quantities; express key EE units (e.g. $\rm V$, $\rm \Omega$) in SI base units. | * Distinguish base vs. derived quantities; express key EE units (e.g. $\rm V$, $\rm \Omega$) in SI base units. | ||
| Zeile 69: | Zeile 70: | ||
| * The pressure unit bar (${\rm bar}$) is an SI unit. | * The pressure unit bar (${\rm bar}$) is an SI unit. | ||
| * BUT: The obsolete pressure unit " | * BUT: The obsolete pressure unit " | ||
| - | * To prevent the numerical value from becoming too large or too small, it is possible to replace a decimal factor with a prefix. These are listed in <tabref tab02>. | + | * To prevent the numerical value from becoming too large or too small, it is possible to replace a decimal factor with a prefix. |
| We will see, that a lot of electrical quantities are derived quantities. | We will see, that a lot of electrical quantities are derived quantities. | ||
| Zeile 119: | Zeile 120: | ||
| <WRAP half column> | <WRAP half column> | ||
| <callout color=" | <callout color=" | ||
| + | |||
| ==== Quantity Equations ==== | ==== Quantity Equations ==== | ||
| The vast majority of physical equations result in a physical unit that does not equal $1$. | The vast majority of physical equations result in a physical unit that does not equal $1$. | ||
| Zeile 274: | Zeile 276: | ||
| # | # | ||
| - | $W=mgs$ with $m=100~\rm{kg}, | + | - $W=mgs$ with $m=100~\rm{kg}, |
| - | $W=100\cdot9.81\cdot2~\rm{Nm}=1962~\rm{J}$. | + | - $W=100\cdot9.81\cdot2~\rm{Nm}=1962~\rm{J}$ |
| # | # | ||
| # | # | ||