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    Exam 8: Electromagnetism and Em Waves
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    A Transformer Is Designed to Step Down the 120 V
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A Transformer Is Designed to Step Down the 120 V

Question 21

Question 21

Short Answer

A transformer is designed to step down the 120 V line voltage to 9 V.If there are 400 turns on the input coil,how many turns should there be on the output coil?

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