MCQOPTIONS
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				| 1. | 
                                    For a uniform plane wave of frequency 106 Hz propagating in a good conductor, the field undergoes a change in phase by 2p radius over a distance of 1 meter. The field is attenuated by a factor of 1/e at a distance of | 
                            
| A. | m | 
| B. | m | 
| C. | p m | 
| D. | 2p m | 
| Answer» B. m | |