AC/DC

Beschreibung

AS level Physics (GCSE) Karteikarten am AC/DC, erstellt von Sarah Collinson am 22/04/2016.
Sarah Collinson
Karteikarten von Sarah Collinson, aktualisiert more than 1 year ago
Sarah Collinson
Erstellt von Sarah Collinson vor mehr als 8 Jahre
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Zusammenfassung der Ressource

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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