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1. |
A solenoid has core of a material with relative permeability 200 and its windings carry a current of 2 A. The number of turns of the solenoid is 200 per meter. What is the magnetization of the material? |
A. | 6 10<sup>4</sup> A/m |
B. | 7 10<sup>4</sup> A/m |
C. | 8 10<sup>4</sup> A/m |
D. | 9 10<sup>4</sup> A/m |
Answer» D. 9 10<sup>4</sup> A/m | |