MCQOPTIONS
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				| 1. | 
                                    An antenna has a resistance of 50 Ω and an equivalent noise resistance of 30 Ω The noise figure in decibels is | 
                            
| A. | 1.6 dB | 
| B. | 2 dB | 
| C. | 3.6 dB | 
| D. | 6 dB | 
| Answer» C. 3.6 dB | |