MCQOPTIONS
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| 1. |
Find the magnetic field intensity of a toroid of turns 40 and radius 20cm. The current carried by the toroid be 3.25A. |
| A. | 103.45 |
| B. | 102 |
| C. | 105.7 |
| D. | 171 |
| Answer» B. 102 | |