5218628
Beschreibung
Karteikarten von Sarah Collinson, aktualisiert more than 1 year ago
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Erstellt von Sarah Collinson
vor mehr als 10 Jahre
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| Frage | Antworten |
| What happens in AC? | Alternating current - the current continuously changes direction |
| What happens in DC? | Direct current - the current continues to flow in the same direction |
| How are the different currents shown on an oscilloscope reading? | AC - a wavy line DC - a flat line |
| Define frequency in AC | The number of changes in direction of current per second |
| What is the frequency of the mains supply? | 50 Hz |
| What is the voltage of the mains supply? | 230 V |
| What is a period on an oscilloscope reading? | The time taken for one cycle |
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