Table 24.1 notes that the magnetic field \(10 \mathrm{~cm}\) from a wire carrying a 1 A current is \(2 \mu \mathrm{T}\). What is the field \(1 \mathrm{~cm}\) from the wire?

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TABLE 24.1 Typical magnetic field strengths Field source and location 10 cm from a wire with 1 A current Field strength (T) 2 x 106 Surface of the earth 5 x 10-5 1 cm from a wire with 10 A current 2 x 10+ Refrigerator magnet 5 x 103 100-turn coil, 1 cm diameter, with 1 A current 1 X 10-2 Surface of the sun, 1 X 101 in a sunspot Near a rare-earth magnet MRI solenoid 1 1