Q.The two conductors of a transmission line carry equal current in opposite directions. The force on each conductor is

  • Aproportional to I
  • Bproportional to the square of currentproportional to distance between the conductors
  • Cinversely proportional to the square of current
  • Dproportional to the square of current
Correct Answer : (D)

proportional to the square of current

Hints :

The two conductors of a transmission line carry equal current in opposite directions. The force on each conductor is proportional to the square of current.

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