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1. |
When a current of 5A flows through a coil of linear magnetic circuit, it has flux linkages of 2.4 wb-turns. What is the energy stored in the magnetic field of this coil in Joules? |
A. | 6 |
B. | 12 |
C. | 1.2 |
D. | 2.4 |
Answer» B. 12 | |