Ask Question
26 May, 14:42

An alternating current in a wire has a voltage of 2,800 V. It needs to be reduced 70 V. The wire makes 120 turns in the primary coil of a step - down transformation. How many turns of wire need to be in the secondary coil?

+3
Answers (1)
  1. 26 May, 15:00
    0
    For a transformer

    Ns/Np = Es/Ep
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “An alternating current in a wire has a voltage of 2,800 V. It needs to be reduced 70 V. The wire makes 120 turns in the primary coil of a ...” in 📗 Physics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers