MCQOPTIONS
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				| 1. | 
                                    When ωm is the modulation frequency in frequency modulation, the modulation index is proportional to | 
                            
| A. | ωm | 
| B. | ω2m | 
| C. | 1/ωm | 
| D. | 1/ω2m | 
| Answer» D. 1/œâ2m | |