1. | \(36.6\) m | 2. | \(40.5\) m |
3. | \(42.3\) m | 4. | \(50.9\) m |
Out of the following options which one can be used to produce a propagating electromagnetic wave?
1. | a stationary charge. |
2. | a chargeless particle. |
3. | an accelerating charge. |
4. | a charge moving at constant velocity. |