Q.

Sparking between contacts can be reduced by inserting 

  • AA capacitor in parallel with the contacts
  • BA capacitor in series with the contacts
  • CA resistor in the line
  • DA reactor in the line 
Correct Answer : (A)

A capacitor in parallel with the contacts

Hints :

Sparking between contacts can be reduced by inserting A capacitor in parallel with the contacts.

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