MCQOPTIONS
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| 1. |
The energy stored in the magnetic field at a solenoid 30 cm long and 3 cm diameter wound with 1000 turns of wire carrying a current at 10 A, is ________ Joules |
| A. | 0.148 or 0.15 Joules |
| B. | 11.148 or 11.2 Joules |
| C. | 10.120 or 10.15 Joules |
| D. | None of the above |
| Answer» B. 11.148 or 11.2 Joules | |