Question:medium
A steady current is set up in a cubic network composed of wires of equal resistance and length as shown. What is the magnetic field at the centre P due to the cubic network?
A steady current is set up in a cubic network composed of wires of equal resistance and length as shown. What is the magnetic field at the centre P due to the cubic network?
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Highly symmetric current distributions often lead to zero net magnetic field at the centre.
Updated On: Mar 18, 2026
- ₀ 2I4π d
- ₀ 2I4π √(2)d
- 0
- ₀ 6π I4π d
Show Solution
The Correct Option is C
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