MCQOPTIONS
Saved Bookmarks
| 1. |
__Which of the following term is used to describe the microwave radiation which is present throughout universe and appears to originate from matter in any form at a finite temperature. |
| A. | Noise factor |
| B. | Antenna loss |
| C. | Sky noise |
| D. | Noise power spectral density |
| Answer» D. Noise power spectral density | |