Physics · Magnetism
Two semi-infinite wires are placed on the x-axis, one from -∞ to -d, and the other from d to ∞. Both wires carry a steady current I in the same direction. The magnitude of the magnetic field at a distance d away from the center of this gap in the yz-plane (ignoring charge accumulation) is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1μ0I2πd
- 2μ0Iπd√2
- 3μ0I2πd(1 - 1√2)✓
- 4μ0I√2πd
Correct answer
μ0I2πd(1 - 1√2)
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