MCQOPTIONS
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				| 1. | 
                                    A single phase full wave regulator feeds a resistive load. The firing angle of thyristors is 90°. The input power factor is | 
                            
| A. | 1 | 
| B. | 0.707 lagging | 
| C. | 0.5 lagging | 
| D. | 0.2 lagging | 
| Answer» C. 0.5 lagging | |