Unterschiede
Hier werden die Unterschiede zwischen zwei Versionen angezeigt.
| Nächste Überarbeitung | Vorhergehende Überarbeitung | ||
| electrical_engineering_1:task_bln2sqhr55mlxrj3_with_calculation [2023/04/03 12:21] – angelegt mexleadmin | electrical_engineering_1:task_bln2sqhr55mlxrj3_with_calculation [Unbekanntes Datum] (aktuell) – gelöscht - Externe Bearbeitung (Unbekanntes Datum) 127.0.0.1 | ||
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| - | Your $18~{\rm V}$ vacuum cleaner is equipped with a $4.0~{\rm Ah}$ battery, it runs $15~{\rm minutes}$. | ||
| - | How much electrical power is consumed by the motor during this time on average? | ||
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| - | # | ||
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| - | \begin{align*} | ||
| - | W &= 18~{\rm V} \cdot 4.0~{\rm Ah} = 72~{\rm Wh} \\ \\ | ||
| - | t &= 15~{\rm min} = 0.25~{\rm h} \\ \\ | ||
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| - | P &= {{W } \over {t }} \\ | ||
| - | &= {{72~\rm Wh} \over {0.25~\rm h }} = 288~{\rm W} | ||
| - | \end{align*} | ||
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| - | \begin{align*} | ||
| - | 288~{\rm W} | ||
| - | \end{align*} | ||
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