MCQOPTIONS
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MCQOPTIONS
| 1. |
A circular ring of radius r is placed in a homogeneous magnetic field perpendicular to the plane of the ring. The field B changes with time according to equation \[B=kt,\]where, k is a constant and t is the time). The electric field in the ring is: |
| A. | \[\frac{kr}{4}\] |
| B. | \[\frac{kr}{3}\] |
| C. | \[\frac{kr}{2}\] |
| D. | \[\frac{k}{2r}\] |
| Answer» D. \[\frac{k}{2r}\] | |