Q.

A lightning arrester connected between the line earth in a power system 

  • AProtects the terminal equipment against travelling surges. 
  • BProtects the terminal equipment against direct lightning stroke. 
  • CSuppresses high frequency oscillations in the line. 
  • DReflects back the travelling waves approaching it. 
Correct Answer : (A)

Protects the terminal equipment against travelling surges. 

Hints :

A lightning arrester connected between the line earth in a power system Protects the terminal equipment against travelling surges. 

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