MCQOPTIONS
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				| 1. | 
                                    A series resonant circuit has R = 10 Ω, L = 1 μH and C = 1 mF. If R is increased to 20 Ω the resonant frequency | 
                            
| A. | increases | 
| B. | decreases | 
| C. | remains constant | 
| D. | may increases or decreases | 
| Answer» D. may increases or decreases | |