Q.Skin effect depends upon

  • AX-section of conductor
  • BSupply frequency 
  • CPermeability of conductor material 
  • DAll of the above 
Correct Answer : (D)

All of the above 

Hints :

Skin effect depends upon X-section of conductor, Supply frequency  and Permeability of conductor material.


Transmission line connects 


A 3-phase 4-wire system is commonly used for

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