MCQOPTIONS
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MCQOPTIONS
| 1. |
Current i is carried in a wire of length L. If the wire is turned into a circular coil, the maximum magnitude of torque in a given magnetic field B will be [Pb. PET 2004] |
| A. | \[\frac{Li{{B}^{2}}}{2}\] |
| B. | \[\frac{L{{i}^{2}}B}{2}\] |
| C. | \[\frac{{{L}^{2}}iB}{4\pi }\] |
| D. | \[\frac{L{{i}^{2}}B}{4\pi }\] |
| Answer» D. \[\frac{L{{i}^{2}}B}{4\pi }\] | |