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| 1. |
A uniform but time varying magnetic field is present in a circular region of radius R. The magnetic field is perpendicular and into the plane of the paper and the magnitude of the field is increasing at a constant rate `alpha`. There is a straight conducing rod length 2R placed as shown in the figure. The magnitude of induced emf across the rod is A. `piR^(2)alpha`B. `(piR^(2)alpha)/(2)`C. `(R^(2)alpha)/(sqrt(2))`D. `(piR^(2)alpha)/(4)` |
| Answer» Correct Answer - D | |