An electric welding machine uses a current of 400 A. The machine has a transformer whose primary

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An electric welding machine uses a current of 400 A. The machine has a transformer whose primary coil has 400 turns and draws 4 A from a 240-V power line. How many turns does the secondary coil have? What is the voltage across the secondary coil?

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The Physical Universe

ISBN: 978-0077862619

16th edition

Authors: Konrad B Krauskopf, Arthur Beiser

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Question Posted: Jan 08, 2019 01:01 PM

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An electric welding machine uses a current of 400 A. The machine has a transformer whose primary

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The Physical Universe

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