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  1. R

    Street Light Voltage Drop

    How do I calculate street light voltage drop?
  2. R

    Percent Voltage Drop

    To find the voltage drop percentage for 1 phase and 3 phase, do we divide both by 480V?
  3. R

    Protection- C/T and P/T

    Can someone please tell me where can I find a lot of C/T and P/T practice questions?
  4. R

    NCEES PE electrical and Computer practice exam 528

    A test of a 10 KVA, 2300/230V, single phase transformer gives an open-circuit test power consumption of 69W, and a short circuit test reveals a resistance referred to the high voltage side of 10.9 ohm. The efficiency of this transformer, operated at full load and unity power factor is most...
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    NCEES PE electrical and Computer practice exam 512

    0.035+0.049j *(500/1000*2) Why is it divided by 2 in the solution?
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