Mathematics · Magnetic Effects of Current
Two concentric loops A and B of the same radius 2π cm are placed at right angles to each other. If the currents flowing through A and B are 3 A and 4 A respectively, then the net magnetic field at their common centre is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12.5 × 10-5 T
- 25 × 10-5 T✓
- 325 × 10-5 T
- 40.75 × 10-5 T
Correct answer
5 × 10-5 T
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