The coils of a step down transformer have `500` and `5000` turns. In the primary coil an ac of
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The coils of a step
The coils of a step down transformer have `500` and `5000` turns. In the primary coil an ac of `4` ampere at `2200` volts is sent. The value of the current and potential difference in the secondary coil will be
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در تاریخ 1398/10/28 منتشر شده
است.
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