MCQOPTIONS
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| 1. |
A small coil lies inside a large coil. The two coils are horizontal concentric and carry currents in opposite directions. The large coil will experience |
| A. | A torque about horizontal axis |
| B. | A torque about vertical axis |
| C. | An upward force along the axis |
| D. | No resultant force |
| Answer» E. | |