Q.Lighting arresters are used in power system to protect electrical equipment against

  • ADirect stokes of lightning.
  • BOver-voltages due to indirect lightning stroke.
  • CPower frequency Over-voltages.
  • DOver-currents due to lightning.
Correct Answer : (B)

Over-voltages due to indirect lightning stroke.

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Lighting arresters are used in power system to protect electrical equipment against Over-voltages due to indirect lightning stroke.

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