Transformer example problem: Difference between revisions
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===Problem:=== |
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An ideal transformer with a 300 turn primary connected to a 220 V, 60 Hz supply line is to output 110 V from the secondary. If a 100 Ω resistor is connected across the secondary, determine: A) how many turns the secondary must have. B) The current through the resistor, C)The current drawn through the primary. |
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Revision as of 18:51, 17 January 2010
Problem:
An ideal transformer with a 300 turn primary connected to a 220 V, 60 Hz supply line is to output 110 V from the secondary. If a 100 Ω resistor is connected across the secondary, determine: A) how many turns the secondary must have. B) The current through the resistor, C)The current drawn through the primary.