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HOANG1989
2 năm trước
Ở 1 đường dây tải điện đặt 1 máy tăng thế với cuộn dây có vòng là 500 vòng và 1100 vòng. Hiệu điện thế đặt vào cuộn sơ cấp của máy tăng thế là 110kV. a) Tính HĐT ở 2 đầu cuộn thứ cấp của máy tăng thế b) Tính công suất hao phí trên đường dây tải điện trở tổng cộng của đường dây này là 100 Ôm Mọi người giúp mình giải vs ạ
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