Physics 5054 · O Level · Electrical quantities

Electrical quantities — practice question

Electrical power is carried by cables over long distances at very high voltages. What effects does a high-voltage transmission system have?

  • Apower loss in the cables: high; current in the cables: high
  • Bpower loss in the cables: high; current in the cables: low
  • Cpower loss in the cables: low; current in the cables: high
  • Dpower loss in the cables: low; current in the cables: low

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