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1. |
A coil of wire of 0.01 mm2 area of 1000 turns is wound on a core. It is subjected to w flux density of 100 mWb/mm2 by a 1 A current. The energy stored in the coil is |
A. | 2.0 J |
B. | 1.5 J |
C. | 1.0 J |
D. | 0.5 J |
Answer» E. | |