MCQOPTIONS
Saved Bookmarks
| 1. |
VLF waves are used for some types of services because |
| A. | of the low power required |
| B. | they are very reliable |
| C. | the transmitting antennas are of convenient size |
| D. | interleaves pulses belonging to different transmission |
| Answer» C. the transmitting antennas are of convenient size | |