MCQOPTIONS
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				| 1. | 
                                    A transformer may have negative voltage regulation if the load power factor (p.f.) is | 
                            
| A. | Leading for some values of p.f. | 
| B. | Unity p.f. | 
| C. | Lagging but not zero p.f. | 
| D. | Only zero p.f. lag | 
| Answer» B. Unity p.f. | |