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Three long wires, carrying current 10 A, 20 A and 30 A are placed parallel to each other as shown. Point P and Q are in midway of wires. What is ratio of magnetic field at P to the Q?

 

Option 1 -

2 : 1

Option 2 -

3 : 2

Option 3 -

2 : 3

Option 4 -

3 : 1

0 1 View | Posted 21 hours ago
Asked by Shiksha User

  • 1 Answer

  • A

    Answered by

    alok kumar singh | Contributor-Level 10

    21 hours ago
    Correct Option - 4


    Detailed Solution:
    Kindly go through the solution

     

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