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?
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 - <p>2 : 1</p>
Option 2 - <p>3 : 2</p>
Option 3 - <p>2 : 3</p>
Option 4 - <p>3 : 1</p>
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Correct Option - 4
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Chemistry Ncert Solutions Class 12th 2023
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